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      <names>
        <shortLabel>IntAct</shortLabel>
        <fullName>European Bioinformatics Institute</fullName>
        <alias type="synonym" typeAc="MI:1041">IntAct</alias>
        <alias type="synonym" typeAc="MI:1041">intact</alias>
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        <attribute name="url" nameAc="MI:0614">http://www.ebi.ac.uk/</attribute>
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        <attribute name="id-validation-regexp" nameAc="MI:0628">EBI-[0-9]+|IA:[0-9]+</attribute>
        <attribute name="definition">INTerAction database (IntAct) provides an open source database and toolkit for the storage, presentation and analysis of molecular interactions.</attribute>
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        <attribute name="postaladdress">European Bioinformatics Institute; Wellcome Trust Genome Campus; Hinxton, Cambridge; CB10 1SD; United Kingdom</attribute>
        <attribute name="url" nameAc="MI:0614">http://www.ebi.ac.uk/intact/</attribute>
      </attributeList>
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    <experimentList>
      <experimentDescription id="1">
        <names>
          <fullName>RYBP, a new repressor protein that interacts with components of the mammalian Polycomb complex, and with the transcription factor YY1.</fullName>
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          <xref>
            <primaryRef db="pubmed" dbAc="MI:0446" id="10369680" refType="primary-reference" refTypeAc="MI:0358"/>
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            <attribute name="publication title" nameAc="MI:1091">RYBP, a new repressor protein that interacts with components of the mammalian Polycomb complex, and with the transcription factor YY1.</attribute>
            <attribute name="journal" nameAc="MI:0885">EMBO J. (0261-4189)</attribute>
            <attribute name="publication year" nameAc="MI:0886">1999</attribute>
            <attribute name="curation depth" nameAc="MI:0955">imex curation</attribute>
            <attribute name="imex curation" nameAc="MI:0959"/>
            <attribute name="author-list" nameAc="MI:0636">Garcia E., Marcos-Gutierrez C., del Mar Lorente M., Moreno JC., Vidal M.</attribute>
            <attribute name="dataset" nameAc="MI:0875">Apoptosis - Interactions involving proteins with a function related to apoptosis</attribute>
            <attribute name="dataset" nameAc="MI:0875">Chromatin - Epigenetic interactions resulting in chromatin modulation</attribute>
            <attribute name="exp-modification" nameAc="MI:0627">E12.5 embryo extract used for immunoprecipitations.</attribute>
            <attribute name="contact-email" nameAc="MI:0634">mvidal@cib.csic.es</attribute>
            <attribute name="author-announcement">14-DEC-2006: Contacted by JYOTI.</attribute>
            <attribute name="full coverage" nameAc="MI:0957">Only protein-protein interactions</attribute>
            <attribute name="imex curation" nameAc="MI:0959"/>
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        </bibref>
        <xref>
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          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <hostOrganismList>
          <hostOrganism ncbiTaxId="4932">
            <names>
              <shortLabel>yeasx</shortLabel>
              <fullName>Saccharomyces cerevisiae (Baker's yeast)</fullName>
              <alias type="synonym" typeAc="MI:1041">Baker's yeast</alias>
            </names>
          </hostOrganism>
        </hostOrganismList>
        <interactionDetectionMethod>
          <names>
            <shortLabel>2 hybrid</shortLabel>
            <fullName>two hybrid</fullName>
            <alias type="go synonym" typeAc="MI:0303">2H</alias>
            <alias type="go synonym" typeAc="MI:0303">2h</alias>
            <alias type="go synonym" typeAc="MI:0303">Gal4 transcription regeneration</alias>
            <alias type="go synonym" typeAc="MI:0303">two-hybrid</alias>
            <alias type="go synonym" typeAc="MI:0303">yeast two hybrid</alias>
            <alias type="go synonym" typeAc="MI:0303">2-hybrid</alias>
            <alias type="go synonym" typeAc="MI:0303">classical two hybrid</alias>
            <alias type="synonym" typeAc="MI:1041">classical two hybrid</alias>
            <alias type="synonym" typeAc="MI:1041">2H</alias>
            <alias type="synonym" typeAc="MI:1041">two-hybrid</alias>
            <alias type="synonym" typeAc="MI:1041">2-hybrid</alias>
            <alias type="synonym" typeAc="MI:1041">Gal4 transcription regeneration</alias>
            <alias type="synonym" typeAc="MI:1041">2h</alias>
            <alias type="synonym" typeAc="MI:1041">yeast two hybrid</alias>
            <alias type="synonym" typeAc="MI:1041">Y2H</alias>
            <alias type="synonym" typeAc="MI:1041">Y-2H</alias>
            <alias type="synonym" typeAc="MI:1041">2 hybrid</alias>
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            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0018" refType="identity" refTypeAc="MI:0356"/>
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            <secondaryRef db="pubmed" dbAc="MI:0446" id="1946372" refType="primary-reference" refTypeAc="MI:0358"/>
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        </interactionDetectionMethod>
        <participantIdentificationMethod>
          <names>
            <shortLabel>nucleotide sequence</shortLabel>
            <fullName>nucleotide sequence identification</fullName>
            <alias type="go synonym" typeAc="MI:0303">sequence cloning</alias>
            <alias type="synonym" typeAc="MI:1041">sequence cloning</alias>
            <alias type="synonym" typeAc="MI:1041">nucleotide sequence</alias>
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          <xref>
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        </participantIdentificationMethod>
        <attributeList>
          <attribute name="author-list" nameAc="MI:0636">Garcia E., Marcos-Gutierrez C., del Mar Lorente M., Moreno JC., Vidal M.</attribute>
          <attribute name="dataset" nameAc="MI:0875">Apoptosis - Interactions involving proteins with a function related to apoptosis</attribute>
          <attribute name="exp-modification" nameAc="MI:0627">E12.5 embryo extract used for immunoprecipitations.</attribute>
          <attribute name="contact-email" nameAc="MI:0634">mvidal@cib.csic.es</attribute>
          <attribute name="accepted">Accepted 2006-JUL-13 by ORCHARD.</attribute>
          <attribute name="author-announcement">14-DEC-2006: Contacted by JYOTI.</attribute>
          <attribute name="library-used" nameAc="MI:0672">Library of E11.5 day mouse embryos cDNA was used.</attribute>
          <attribute name="journal" nameAc="MI:0885">EMBO J. (0261-4189)</attribute>
          <attribute name="publication year" nameAc="MI:0886">1999</attribute>
          <attribute name="full coverage" nameAc="MI:0957">Only protein-protein interactions</attribute>
          <attribute name="imex curation" nameAc="MI:0959"/>
          <attribute name="curation depth" nameAc="MI:0955">imex curation</attribute>
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      </experimentDescription>
      <experimentDescription id="2">
        <names>
          <fullName>RYBP, a new repressor protein that interacts with components of the mammalian Polycomb complex, and with the transcription factor YY1.</fullName>
        </names>
        <bibref>
          <xref>
            <primaryRef db="pubmed" dbAc="MI:0446" id="10369680" refType="primary-reference" refTypeAc="MI:0358"/>
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            <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615" refType="imex-primary" refTypeAc="MI:0662"/>
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            <attribute name="publication title" nameAc="MI:1091">RYBP, a new repressor protein that interacts with components of the mammalian Polycomb complex, and with the transcription factor YY1.</attribute>
            <attribute name="journal" nameAc="MI:0885">EMBO J. (0261-4189)</attribute>
            <attribute name="publication year" nameAc="MI:0886">1999</attribute>
            <attribute name="curation depth" nameAc="MI:0955">imex curation</attribute>
            <attribute name="imex curation" nameAc="MI:0959"/>
            <attribute name="author-list" nameAc="MI:0636">Garcia E., Marcos-Gutierrez C., del Mar Lorente M., Moreno JC., Vidal M.</attribute>
            <attribute name="dataset" nameAc="MI:0875">Apoptosis - Interactions involving proteins with a function related to apoptosis</attribute>
            <attribute name="dataset" nameAc="MI:0875">Chromatin - Epigenetic interactions resulting in chromatin modulation</attribute>
            <attribute name="exp-modification" nameAc="MI:0627">E12.5 embryo extract used for immunoprecipitations.</attribute>
            <attribute name="contact-email" nameAc="MI:0634">mvidal@cib.csic.es</attribute>
            <attribute name="author-announcement">14-DEC-2006: Contacted by JYOTI.</attribute>
            <attribute name="full coverage" nameAc="MI:0957">Only protein-protein interactions</attribute>
            <attribute name="imex curation" nameAc="MI:0959"/>
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        <hostOrganismList>
          <hostOrganism ncbiTaxId="-1">
            <names>
              <shortLabel>in vitro</shortLabel>
              <fullName>In vitro</fullName>
            </names>
          </hostOrganism>
        </hostOrganismList>
        <interactionDetectionMethod>
          <names>
            <shortLabel>pull down</shortLabel>
            <fullName>pull down</fullName>
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          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0096" refType="identity" refTypeAc="MI:0356"/>
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        <participantIdentificationMethod>
          <names>
            <shortLabel>predetermined</shortLabel>
            <fullName>predetermined participant</fullName>
            <alias type="synonym" typeAc="MI:1041">predetermined</alias>
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          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0396" refType="identity" refTypeAc="MI:0356"/>
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            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
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        </participantIdentificationMethod>
        <attributeList>
          <attribute name="author-list" nameAc="MI:0636">Garcia E., Marcos-Gutierrez C., del Mar Lorente M., Moreno JC., Vidal M.</attribute>
          <attribute name="dataset" nameAc="MI:0875">Apoptosis - Interactions involving proteins with a function related to apoptosis</attribute>
          <attribute name="exp-modification" nameAc="MI:0627">E12.5 embryo extract used for immunoprecipitations.</attribute>
          <attribute name="contact-email" nameAc="MI:0634">mvidal@cib.csic.es</attribute>
          <attribute name="accepted">Accepted 2006-JUL-13 by ORCHARD.</attribute>
          <attribute name="author-announcement">14-DEC-2006: Contacted by JYOTI.</attribute>
          <attribute name="journal" nameAc="MI:0885">EMBO J. (0261-4189)</attribute>
          <attribute name="publication year" nameAc="MI:0886">1999</attribute>
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          <attribute name="imex curation" nameAc="MI:0959"/>
          <attribute name="curation depth" nameAc="MI:0955">imex curation</attribute>
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      </experimentDescription>
      <experimentDescription id="3">
        <names>
          <fullName>RYBP, a new repressor protein that interacts with components of the mammalian Polycomb complex, and with the transcription factor YY1.</fullName>
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        <bibref>
          <xref>
            <primaryRef db="pubmed" dbAc="MI:0446" id="10369680" refType="primary-reference" refTypeAc="MI:0358"/>
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            <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615" refType="imex-primary" refTypeAc="MI:0662"/>
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          <attributeList>
            <attribute name="publication title" nameAc="MI:1091">RYBP, a new repressor protein that interacts with components of the mammalian Polycomb complex, and with the transcription factor YY1.</attribute>
            <attribute name="journal" nameAc="MI:0885">EMBO J. (0261-4189)</attribute>
            <attribute name="publication year" nameAc="MI:0886">1999</attribute>
            <attribute name="curation depth" nameAc="MI:0955">imex curation</attribute>
            <attribute name="imex curation" nameAc="MI:0959"/>
            <attribute name="author-list" nameAc="MI:0636">Garcia E., Marcos-Gutierrez C., del Mar Lorente M., Moreno JC., Vidal M.</attribute>
            <attribute name="dataset" nameAc="MI:0875">Apoptosis - Interactions involving proteins with a function related to apoptosis</attribute>
            <attribute name="dataset" nameAc="MI:0875">Chromatin - Epigenetic interactions resulting in chromatin modulation</attribute>
            <attribute name="exp-modification" nameAc="MI:0627">E12.5 embryo extract used for immunoprecipitations.</attribute>
            <attribute name="contact-email" nameAc="MI:0634">mvidal@cib.csic.es</attribute>
            <attribute name="author-announcement">14-DEC-2006: Contacted by JYOTI.</attribute>
            <attribute name="full coverage" nameAc="MI:0957">Only protein-protein interactions</attribute>
            <attribute name="imex curation" nameAc="MI:0959"/>
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          <primaryRef db="pubmed" dbAc="MI:0446" id="10369680" refType="primary-reference" refTypeAc="MI:0358"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <hostOrganismList>
          <hostOrganism ncbiTaxId="10090">
            <names>
              <shortLabel>mouse-embryo</shortLabel>
              <fullName>Mus musculus embryo</fullName>
            </names>
            <tissue>
              <names>
                <shortLabel>embryo</shortLabel>
                <fullName>Embryo</fullName>
              </names>
              <xref>
                <primaryRef db="intact" dbAc="MI:0469" id="IA:0224" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="brenda" dbAc="MI:0864" id="BTO:0000379" refType="identity" refTypeAc="MI:0356"/>
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              <attributeList>
                <attribute name="comment" nameAc="MI:0612">Defined as the development stage prior to the initiation of tissue differentiation.</attribute>
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            </tissue>
          </hostOrganism>
        </hostOrganismList>
        <interactionDetectionMethod>
          <names>
            <shortLabel>anti bait coip</shortLabel>
            <fullName>anti bait coimmunoprecipitation</fullName>
            <alias type="synonym" typeAc="MI:1041">anti bait coip</alias>
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          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0006" refType="identity" refTypeAc="MI:0356"/>
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        <participantIdentificationMethod>
          <names>
            <shortLabel>western blot</shortLabel>
            <fullName>western blot</fullName>
            <alias type="go synonym" typeAc="MI:0303">Immuno blot</alias>
            <alias type="synonym" typeAc="MI:1041">Immuno blot</alias>
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            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0113" refType="identity" refTypeAc="MI:0356"/>
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            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
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        </participantIdentificationMethod>
        <attributeList>
          <attribute name="author-list" nameAc="MI:0636">Garcia E., Marcos-Gutierrez C., del Mar Lorente M., Moreno JC., Vidal M.</attribute>
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          <attribute name="exp-modification" nameAc="MI:0627">E12.5 embryo extract used for immunoprecipitations.</attribute>
          <attribute name="contact-email" nameAc="MI:0634">mvidal@cib.csic.es</attribute>
          <attribute name="accepted">Accepted 2006-JUL-13 by ORCHARD.</attribute>
          <attribute name="author-announcement">14-DEC-2006: Contacted by JYOTI.</attribute>
          <attribute name="journal" nameAc="MI:0885">EMBO J. (0261-4189)</attribute>
          <attribute name="publication year" nameAc="MI:0886">1999</attribute>
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          <attribute name="imex curation" nameAc="MI:0959"/>
          <attribute name="curation depth" nameAc="MI:0955">imex curation</attribute>
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      </experimentDescription>
      <experimentDescription id="4">
        <names>
          <fullName>RYBP, a new repressor protein that interacts with components of the mammalian Polycomb complex, and with the transcription factor YY1.</fullName>
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          <xref>
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            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-1991253" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615" refType="imex-primary" refTypeAc="MI:0662"/>
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            <attribute name="publication title" nameAc="MI:1091">RYBP, a new repressor protein that interacts with components of the mammalian Polycomb complex, and with the transcription factor YY1.</attribute>
            <attribute name="journal" nameAc="MI:0885">EMBO J. (0261-4189)</attribute>
            <attribute name="publication year" nameAc="MI:0886">1999</attribute>
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            <attribute name="author-list" nameAc="MI:0636">Garcia E., Marcos-Gutierrez C., del Mar Lorente M., Moreno JC., Vidal M.</attribute>
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            <attribute name="dataset" nameAc="MI:0875">Chromatin - Epigenetic interactions resulting in chromatin modulation</attribute>
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            <attribute name="author-announcement">14-DEC-2006: Contacted by JYOTI.</attribute>
            <attribute name="full coverage" nameAc="MI:0957">Only protein-protein interactions</attribute>
            <attribute name="imex curation" nameAc="MI:0959"/>
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          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615" refType="imex-primary" refTypeAc="MI:0662"/>
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        <hostOrganismList>
          <hostOrganism ncbiTaxId="9606">
            <names>
              <shortLabel>human-293t</shortLabel>
              <fullName>Homo sapiens 293 cells transformed with SV40 large T antigen</fullName>
            </names>
            <cellType>
              <names>
                <shortLabel>293t</shortLabel>
                <fullName>293 cells expressing SV40 large T antigen.</fullName>
              </names>
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                <primaryRef db="cabri" dbAc="MI:0246" id="ICLC HTL04001" refType="identity" refTypeAc="MI:0356"/>
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                <secondaryRef db="cabri" dbAc="MI:0246" id="ACC 635" refType="identity" refTypeAc="MI:0356"/>
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              <attributeList>
                <attribute name="comment" nameAc="MI:0612">The original designation of this cell line was 293tsA1609neo. It is not in Cabri,ATCC or HyperCLDB.</attribute>
              </attributeList>
            </cellType>
          </hostOrganism>
        </hostOrganismList>
        <interactionDetectionMethod>
          <names>
            <shortLabel>pull down</shortLabel>
            <fullName>pull down</fullName>
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          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0096" refType="identity" refTypeAc="MI:0356"/>
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          <names>
            <shortLabel>western blot</shortLabel>
            <fullName>western blot</fullName>
            <alias type="go synonym" typeAc="MI:0303">Immuno blot</alias>
            <alias type="synonym" typeAc="MI:1041">Immuno blot</alias>
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            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0113" refType="identity" refTypeAc="MI:0356"/>
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        <attributeList>
          <attribute name="author-list" nameAc="MI:0636">Garcia E., Marcos-Gutierrez C., del Mar Lorente M., Moreno JC., Vidal M.</attribute>
          <attribute name="dataset" nameAc="MI:0875">Apoptosis - Interactions involving proteins with a function related to apoptosis</attribute>
          <attribute name="exp-modification" nameAc="MI:0627">E12.5 embryo extract used for immunoprecipitations.</attribute>
          <attribute name="contact-email" nameAc="MI:0634">mvidal@cib.csic.es</attribute>
          <attribute name="accepted">Accepted 2006-JUL-13 by ORCHARD.</attribute>
          <attribute name="author-announcement">14-DEC-2006: Contacted by JYOTI.</attribute>
          <attribute name="journal" nameAc="MI:0885">EMBO J. (0261-4189)</attribute>
          <attribute name="publication year" nameAc="MI:0886">1999</attribute>
          <attribute name="full coverage" nameAc="MI:0957">Only protein-protein interactions</attribute>
          <attribute name="imex curation" nameAc="MI:0959"/>
          <attribute name="curation depth" nameAc="MI:0955">imex curation</attribute>
        </attributeList>
      </experimentDescription>
    </experimentList>
    <interactorList>
      <interactor id="5">
        <names>
          <shortLabel>ring2_mouse</shortLabel>
          <fullName>E3 ubiquitin-protein ligase RING2</fullName>
          <alias type="gene name" typeAc="MI:0301">Rnf2</alias>
          <alias type="gene name synonym" typeAc="MI:0302">DinG</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Ring1b</alias>
          <alias type="gene name synonym" typeAc="MI:0302">RING finger protein 2</alias>
          <alias type="gene name synonym" typeAc="MI:0302">RING finger protein 1B</alias>
          <alias type="gene name synonym" typeAc="MI:0302">RING-type E3 ubiquitin transferase RING2</alias>
        </names>
        <xref>
          <primaryRef db="uniprotkb" dbAc="MI:0486" id="Q9CQJ4" version="SP_50" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="O35699" version="SP_50" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="O35729" version="SP_50" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q4FJV5" version="SP_50" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q8C1X8" version="SP_50" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUSP00000075476" version="SP_181" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUSP00000140896" version="SP_181" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="intact" dbAc="MI:0469" id="EBI-927321" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="refseq" dbAc="MI:0481" id="NP_035407.1"/>
          <secondaryRef db="dip" dbAc="MI:0465" id="DIP-36109N"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUSG00000026484" version="SP_181" refType="gene"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUST00000076110" version="SP_181" refType="transcript"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUST00000187048" version="SP_181" refType="transcript"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000122" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000151" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000278" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000791" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000792" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0001702" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0001739" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003682" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005634" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005654" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0007281" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0008270" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0009948" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0010467" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0016574" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0016604" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0031519" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0035102" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0035518" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0036353" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0043433" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0061630" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0071339" version="SP_181"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0071535" version="SP_181"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR001841" version="SP_181"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR013083" version="SP_181"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR017907" version="SP_181"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR032443" version="SP_181"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR037937" version="SP_181"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR043540" version="SP_181"/>
          <secondaryRef db="mint" dbAc="MI:0471" id="Q9CQJ4" version="SP_181"/>
          <secondaryRef db="rcsb pdb" dbAc="MI:0460" id="2CKL" version="SP_181"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-2559580" version="SP_181"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-3108214" version="SP_181"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-3899300" version="SP_181"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-4551638" version="SP_181"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-4570464" version="SP_181"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8939243" version="SP_181"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8943724" version="SP_181"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8953750" version="SP_181"/>
        </xref>
        <interactorType>
          <names>
            <shortLabel>protein</shortLabel>
            <fullName>protein</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0326" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-619654" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
            <secondaryRef db="so" dbAc="MI:0601" id="SO:0000358" refType="see-also" refTypeAc="MI:0361"/>
          </xref>
        </interactorType>
        <organism ncbiTaxId="10090">
          <names>
            <shortLabel>mouse</shortLabel>
            <fullName>Mus musculus</fullName>
            <alias type="synonym" typeAc="MI:1041">Mouse</alias>
          </names>
        </organism>
        <sequence>MSQAVQTNGTQPLSKTWELSLYELQRTPQEAITDGLEIVVSPRSLHSELMCPICLDMLKNTMTTKECLHRFCADCIITALRSGNKECPTCRKKLVSKRSLRPDPNFDALISKIYPSRDEYEAHQERVLARINKHNNQQALSHSIEEGLKIQAMNRLQRGKKQQIENGSGAEDNGDSSHCSNASTHSNQEAGPSNKRTKTSDDSGLELDNNNAAVAIDPVMDGASEIELVFRPHPTLMEKDDSAQTRYIKTSGNATVDHLSKYLAVRLALEELRSKGESNQMNLDTASEKQYTIYIATASGQFTVLNGSFSLELVSEKYWKVNKPMELYYAPTKEHK</sequence>
        <attributeList>
          <attribute name="remark-internal">DIP protein Q9CQJ4 original sequence version: 124</attribute>
          <attribute name="remark-internal">DIP protein Q9CQJ4 original sequence version: 115</attribute>
          <attribute name="crc64">84BA5B3E044DB7EC</attribute>
        </attributeList>
      </interactor>
      <interactor id="6">
        <names>
          <shortLabel>cbx2_mouse</shortLabel>
          <fullName>Chromobox protein homolog 2</fullName>
          <alias type="gene name" typeAc="MI:0301">Cbx2</alias>
          <alias type="gene name synonym" typeAc="MI:0302">M33</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Modifier 3 protein</alias>
        </names>
        <xref>
          <primaryRef db="uniprotkb" dbAc="MI:0486" id="P30658" version="SP_66" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="O35731" version="SP_66" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="A2ABG2" version="SP_101" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUSP00000026662" version="SP_180" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q8CIA0" version="SP_66" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="intact" dbAc="MI:0469" id="EBI-360174" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUSG00000025577" version="SP_180" refType="gene"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUST00000026662" version="SP_180" refType="transcript"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000122" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000791" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000792" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003677" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003682" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005634" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005654" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006325" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0016607" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0031519" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0035064" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0035102" version="SP_180"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0045137" version="SP_180"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR000953" version="SP_180"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR016197" version="SP_180"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR023779" version="SP_180"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR023780" version="SP_180"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR033773" version="SP_180"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR042796" version="SP_180"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-2559580" version="SP_180"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-3108214" version="SP_180"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-3899300" version="SP_180"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-4551638" version="SP_180"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-4570464" version="SP_180"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8939243" version="SP_180"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8943724" version="SP_180"/>
          <secondaryRef db="refseq" dbAc="MI:0481" id="NP_031649.2"/>
          <secondaryRef db="dip" dbAc="MI:0465" id="DIP-690N"/>
        </xref>
        <interactorType>
          <names>
            <shortLabel>protein</shortLabel>
            <fullName>protein</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0326" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-619654" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
            <secondaryRef db="so" dbAc="MI:0601" id="SO:0000358" refType="see-also" refTypeAc="MI:0361"/>
          </xref>
        </interactorType>
        <organism ncbiTaxId="10090">
          <names>
            <shortLabel>mouse</shortLabel>
            <fullName>Mus musculus</fullName>
            <alias type="synonym" typeAc="MI:1041">Mouse</alias>
          </names>
        </organism>
        <sequence>MEELSSVGEQVFAAECILSKRLRKGKLEYLVKWRGWSSKHNSWEPEENILDPRLLLAFQKKEHEKEVQNRKRGKRPRGRPRKHTVTSSCSRRSKLKEPDAPSKSKSSSSSSSSTSSSSSSDEEEDDSDLDSKRGPRGRETHPVPQKKAQILVAKPELKDPIRKKRGRKPLPPEQKAARRPVSLAKVLKTTRKDLGTSAAKLPPPLSAPVAGLAALKAHTKEACGGPSTMATPENLASLMKGMAGSPSRGGIWQSSIVHYMNRMSQSQVQAASRLALKAQATNKCGLGLDLKVRTQKGGELGGSPAGGKVPKAPGGGAAEQQRGNHSGSPGAQLAPTQELSLQVLDLQSVKNGVPGVGLLARHAPAKAIPATNPATGKGPGSGPTGANMTNAPTDNNKGEKLTCKATALPAPSVKRDTVKSVAASGGQEGHTAPGEGRKPPALSELSTGEENSSSDSDPDSTSLPSAAQNLSVAIQTSQDWKPTRSLIEHVFVTDVTANLITVTVKESPTSVGFFNLRHY</sequence>
        <attributeList>
          <attribute name="remark-internal">DIP protein P30658 original sequence version: 76</attribute>
          <attribute name="crc64">F89EF3CEF14ACA72</attribute>
        </attributeList>
      </interactor>
      <interactor id="7">
        <names>
          <shortLabel>rybp_mouse</shortLabel>
          <fullName>RING1 and YY1-binding protein</fullName>
          <alias type="gene name" typeAc="MI:0301">Rybp</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Dedaf</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Death effector domain-associated factor</alias>
        </names>
        <xref>
          <primaryRef db="uniprotkb" dbAc="MI:0486" id="Q8CCI5" version="SP_40" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q9WVK2" version="SP_40" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="B2RRB6" version="SP_60" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUSP00000098677" version="SP_148" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="intact" dbAc="MI:0469" id="EBI-929290" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="refseq" dbAc="MI:0481" id="NP_062717.2"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUSG00000072872" version="SP_148" refType="gene"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUST00000101118" version="SP_148" refType="transcript"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000122" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003677" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003712" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003714" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005634" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005654" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005737" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006355" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006915" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0031519" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0032435" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0035518" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0043065" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0045893" version="SP_148"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0046872" version="SP_148"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR001876" version="SP_148"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR033774" version="SP_148"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR036443" version="SP_148"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR039958" version="SP_148"/>
          <secondaryRef db="mint" dbAc="MI:0471" id="Q8CCI5" version="SP_148"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8939243" version="SP_148"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8953750" version="SP_148"/>
        </xref>
        <interactorType>
          <names>
            <shortLabel>protein</shortLabel>
            <fullName>protein</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0326" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-619654" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
            <secondaryRef db="so" dbAc="MI:0601" id="SO:0000358" refType="see-also" refTypeAc="MI:0361"/>
          </xref>
        </interactorType>
        <organism ncbiTaxId="10090">
          <names>
            <shortLabel>mouse</shortLabel>
            <fullName>Mus musculus</fullName>
            <alias type="synonym" typeAc="MI:1041">Mouse</alias>
          </names>
        </organism>
        <sequence>MTMGDKKSPTRPKRQAKPAADEGFWDCSVCTFRNSAEAFKCSICDVRKGTSTRKPRINSQLVAQQVAQQYATPPPPKKEKKEKVEKPDKEKPEKDKDISPSVTKKNTNKKTKPKSDILKDPPSEANSIQSANATTKTSETNHTSRPRLKNVDRSTAQQLAVTVGNVTVIITDFKEKTRSSSTSSSTVTSSAGSEQQNQSSSGSESTDKGSSRSSTPKGDMSAVNDESF</sequence>
        <attributeList>
          <attribute name="crc64">80E4D647244E213D</attribute>
        </attributeList>
      </interactor>
      <interactor id="8">
        <names>
          <shortLabel>ring1_mouse</shortLabel>
          <fullName>E3 ubiquitin-protein ligase RING1</fullName>
          <alias type="gene name" typeAc="MI:0301">Ring1</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Ring1A</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Rnf1</alias>
          <alias type="gene name synonym" typeAc="MI:0302">RING finger protein 1</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Polycomb complex protein RING1</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Transcription repressor Ring1A</alias>
          <alias type="gene name synonym" typeAc="MI:0302">RING-type E3 ubiquitin transferase RING1</alias>
        </names>
        <xref>
          <primaryRef db="uniprotkb" dbAc="MI:0486" id="O35730" version="SP_53" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUSP00000025183" version="SP_176" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q3U242" version="SP_53" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q3U333" version="SP_53" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q4FK33" version="SP_53" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q63ZX8" version="SP_53" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q921Z8" version="SP_53" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="intact" dbAc="MI:0469" id="EBI-929310" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUSG00000024325" version="SP_176" refType="gene"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSMUST00000025183" version="SP_176" refType="transcript"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000151" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0001739" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003682" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005634" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005654" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005829" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0009952" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0016574" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0016604" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0016607" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0031519" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0035102" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0035518" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0045892" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0046872" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0048593" version="SP_176"/>
          <secondaryRef db="refseq" dbAc="MI:0481" id="NP_033092.3"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0061630" version="SP_176"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0097027" version="SP_176"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR001841" version="SP_176"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR013083" version="SP_176"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR017907" version="SP_176"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR032443" version="SP_176"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR042741" version="SP_176"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR043540" version="SP_176"/>
          <secondaryRef db="mint" dbAc="MI:0471" id="O35730" version="SP_176"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-2559580" version="SP_176"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-3108214" version="SP_176"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-3899300" version="SP_176"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-4551638" version="SP_176"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-4570464" version="SP_176"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8939243" version="SP_176"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8943724" version="SP_176"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-MMU-8953750" version="SP_176"/>
        </xref>
        <interactorType>
          <names>
            <shortLabel>protein</shortLabel>
            <fullName>protein</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0326" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-619654" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
            <secondaryRef db="so" dbAc="MI:0601" id="SO:0000358" refType="see-also" refTypeAc="MI:0361"/>
          </xref>
        </interactorType>
        <organism ncbiTaxId="10090">
          <names>
            <shortLabel>mouse</shortLabel>
            <fullName>Mus musculus</fullName>
            <alias type="synonym" typeAc="MI:1041">Mouse</alias>
          </names>
        </organism>
        <sequence>MTTPANAQNASKTWELSLYELHRTPQEAIMDGTEIAVSPRSLHSELMCPICLDMLKNTMTTKECLHRFCSDCIVTALRSGNKECPTCRKKLVSKRSLRPDPNFDALISKIYPSREEYEAHQDRVLIRLSRLHNQQALSSSIEEGLRMQAMHRAQRVRRPMPGSDQTATMSGGEGEPGEGEGDGEDVSSDSAPDSAPGPAPKRPRGAGAGASSVGTGGGAAGGACGGAGSEDSGDRGGTLGGGTLGPPSPPGAPSPPEPGGEIELVFRPHPLLVEKGEYCQTRYVKTTGNATVDHLSKYLALRIALERRQQQETTEPGGPGGGASDTGGPDGGGGERGVAGGGEGPEEPALPSLEGVSEKQYTIYIAPGGGAFTTLNGSLTLELVNEKFWKVSRPLELCYAPTKDPK</sequence>
        <attributeList>
          <attribute name="crc64">4F274E976974A2D8</attribute>
        </attributeList>
      </interactor>
      <interactor id="9">
        <names>
          <shortLabel>pho_drome</shortLabel>
          <fullName>Polycomb protein PHO</fullName>
          <alias type="gene name" typeAc="MI:0301">pho</alias>
          <alias type="orf name" typeAc="MI:0306">CG17743</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Protein pleiohomeotic</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Transcription factor YY1 homolog</alias>
        </names>
        <xref>
          <primaryRef db="uniprotkb" dbAc="MI:0486" id="Q8ST83" version="SP_46" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="A4V138" version="SP_54" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q6W466" version="SP_54" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q6W467" version="SP_54" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q6W470" version="SP_54" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q6W480" version="SP_54" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q6W485" version="SP_54" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="O76247" version="SP_46" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q9V4A3" version="SP_46" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="ensemblmetazoa" id="FBpp0088268" version="SP_163" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="ensemblmetazoa" id="FBpp0088269" version="SP_163" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="intact" dbAc="MI:0469" id="EBI-125201" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="refseq" dbAc="MI:0481" id="NP_524630.1"/>
          <secondaryRef db="refseq" dbAc="MI:0481" id="NP_726651.1"/>
          <secondaryRef db="flybase" dbAc="MI:0478" id="FBgn0002521"/>
          <secondaryRef db="ensemblmetazoa" id="FBgn0002521" version="SP_163" refType="gene"/>
          <secondaryRef db="ensemblmetazoa" id="FBtr0089204" version="SP_163" refType="transcript"/>
          <secondaryRef db="ensemblmetazoa" id="FBtr0089205" version="SP_163" refType="transcript"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000785" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000978" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000981" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003677" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003682" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005634" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005667" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005700" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005703" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006338" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006342" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006355" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006357" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0010629" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0016458" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0031011" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0031490" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0031519" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0043565" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0045892" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0046872" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0048096" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0048813" version="SP_163"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR013087" version="SP_163"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR036236" version="SP_163"/>
          <secondaryRef db="rcsb pdb" dbAc="MI:0460" id="4C5E" version="SP_163"/>
          <secondaryRef db="rcsb pdb" dbAc="MI:0460" id="4C5G" version="SP_163"/>
          <secondaryRef db="rcsb pdb" dbAc="MI:0460" id="4C5H" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005704" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006265" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006281" version="SP_163"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006310" version="SP_163"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-DME-5696394" version="SP_163"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-DME-5689603" version="SP_163"/>
          <secondaryRef db="dip" dbAc="MI:0465" id="DIP-20923N"/>
        </xref>
        <interactorType>
          <names>
            <shortLabel>protein</shortLabel>
            <fullName>protein</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0326" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-619654" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
            <secondaryRef db="so" dbAc="MI:0601" id="SO:0000358" refType="see-also" refTypeAc="MI:0361"/>
          </xref>
        </interactorType>
        <organism ncbiTaxId="7227">
          <names>
            <shortLabel>drome</shortLabel>
            <fullName>Drosophila melanogaster (Fruit fly)</fullName>
            <alias type="synonym" typeAc="MI:1041">Fruit fly</alias>
          </names>
        </organism>
        <sequence>MAYERFGIILQSEQYDEDIGNTKVNQKMNEGNHYDLHRKNAFDRIIHSESKKGDNVINYNIHENDKIKAADNIFSSKLKMNPNMSYEMNINCFKNIGYGENQETSKVLTNSLSNNDINTEESGVVDKNSPFLTLGTTILNSNGKSRRWEQKLVHIKTMEGEFSVTMWASGISDDEYSGSDQIVGASDLLKGKEEFGIDGFTSQQNKEYQKMESKFTNAQTLEMPHPISSVQIMDHLIKERGNLSQENNISERILSKTTLSFEEPILLPDSSSIELVNETAAMTINNHRTLSNHTGNTGDLHALPSSVPFRIGLHEGQVNDCLSTISQSTHQDNTDSTGCGEMNLSEVTVSYTNDKKIACPHKGCNKHFRDSSAMRKHLHTHGPRVHVCAECGKAFVESSKLKRHQLVHTGEKPFQCTFEGCGKRFSLDFNLRTHVRIHTGDRPFVCPFDACNKKFAQSTNLKSHILTHAKAKRNTSISGKSGCSNAESNSQSEDTSANYVKVELQDSVTENHVPFVVYAD</sequence>
        <attributeList>
          <attribute name="crc64">95E729571C5194E1</attribute>
        </attributeList>
      </interactor>
      <interactor id="10">
        <names>
          <shortLabel>tyy1_human</shortLabel>
          <fullName>Transcriptional repressor protein YY1</fullName>
          <alias type="gene name synonym" typeAc="MI:0302">Yin and yang 1</alias>
          <alias type="gene name synonym" typeAc="MI:0302">Delta transcription factor</alias>
          <alias type="gene name synonym" typeAc="MI:0302">NF-E1</alias>
          <alias type="gene name" typeAc="MI:0301">YY1</alias>
          <alias type="gene name synonym" typeAc="MI:0302">INO80S</alias>
          <alias type="gene name synonym" typeAc="MI:0302">INO80 complex subunit S</alias>
        </names>
        <xref>
          <primaryRef db="uniprotkb" dbAc="MI:0486" id="P25490" version="SP_91" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="uniprotkb" dbAc="MI:0486" id="Q14935" version="SP_91" refType="secondary-ac" refTypeAc="MI:0360"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSP00000262238" version="SP_233" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="intact" dbAc="MI:0469" id="EBI-765538" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="refseq" dbAc="MI:0481" id="NP_003394.1"/>
          <secondaryRef db="dip" dbAc="MI:0465" id="DIP-150N"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENSG00000100811" version="SP_233" refType="gene"/>
          <secondaryRef db="rcsb pdb" dbAc="MI:0460" id="1UBD" version="SP_233"/>
          <secondaryRef db="rcsb pdb" dbAc="MI:0460" id="1ZNM" version="SP_233"/>
          <secondaryRef db="rcsb pdb" dbAc="MI:0460" id="4C5I" version="SP_233"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-HSA-5617472" version="SP_233"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-HSA-5689603" version="SP_233"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-HSA-5696394" version="SP_233"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-HSA-8866910" version="SP_233"/>
          <secondaryRef db="reactome" dbAc="MI:0467" id="R-HSA-9018519" version="SP_233"/>
          <secondaryRef db="ensembl" dbAc="MI:0476" id="ENST00000262238" version="SP_233" refType="transcript"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000122" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000400" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000724" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000976" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000978" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000981" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0000987" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0001217" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0001227" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0001228" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003677" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003682" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0003723" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005634" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005654" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005667" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005677" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0005737" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006357" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006403" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0006974" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0007283" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0009952" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0010225" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0010628" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0010629" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0016363" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0030183" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0031011" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0031519" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0032688" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0034644" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0034696" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0045944" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0046332" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0046872" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0048468" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0048593" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0051276" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0061052" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0071347" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:0071707" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:1902894" version="SP_233"/>
          <secondaryRef db="go" dbAc="MI:0448" id="GO:1990837" version="SP_233"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR013087" version="SP_233"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR017114" version="SP_233"/>
          <secondaryRef db="interpro" dbAc="MI:0449" id="IPR036236" version="SP_233"/>
          <secondaryRef db="mint" dbAc="MI:0471" id="P25490" version="SP_233"/>
        </xref>
        <interactorType>
          <names>
            <shortLabel>protein</shortLabel>
            <fullName>protein</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0326" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-619654" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
            <secondaryRef db="so" dbAc="MI:0601" id="SO:0000358" refType="see-also" refTypeAc="MI:0361"/>
          </xref>
        </interactorType>
        <organism ncbiTaxId="9606">
          <names>
            <shortLabel>human</shortLabel>
            <fullName>Homo sapiens</fullName>
            <alias type="synonym" typeAc="MI:1041">Human</alias>
          </names>
        </organism>
        <sequence>MASGDTLYIATDGSEMPAEIVELHEIEVETIPVETIETTVVGEEEEEDDDDEDGGGGDHGGGGGHGHAGHHHHHHHHHHHPPMIALQPLVTDDPTQVHHHQEVILVQTREEVVGGDDSDGLRAEDGFEDQILIPVPAPAGGDDDYIEQTLVTVAAAGKSGGGGSSSSGGGRVKKGGGKKSGKKSYLSGGAGAAGGGGADPGNKKWEQKQVQIKTLEGEFSVTMWSSDEKKDIDHETVVEEQIIGENSPPDYSEYMTGKKLPPGGIPGIDLSDPKQLAEFARMKPRKIKEDDAPRTIACPHKGCTKMFRDNSAMRKHLHTHGPRVHVCAECGKAFVESSKLKRHQLVHTGEKPFQCTFEGCGKRFSLDFNLRTHVRIHTGDRPYVCPFDGCNKKFAQSTNLKSHILTHAKAKNNQ</sequence>
        <attributeList>
          <attribute name="remark-internal">DIP protein P25490 original sequence version: 153</attribute>
          <attribute name="crc64">058C05A0AD2D04E6</attribute>
        </attributeList>
      </interactor>
    </interactorList>
    <interactionList>
      <interaction id="11" imexId="IM-19615-3">
        <names>
          <shortLabel>rnf2-rybp</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-929305" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-3" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>3</experimentRef>
        </experimentList>
        <participantList>
          <participant id="12">
            <interactorRef>5</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
          </participant>
          <participant id="13">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>physical association</shortLabel>
            <fullName>physical association</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0915" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-1813147" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="figure legend" nameAc="MI:0599">2</attribute>
          <attribute name="source-text">We have identified a new Zn finger protein, RYBP, which interacts directly with both Ring1 proteins (Ring1A and Ring1B) and with M33, two mutually interacting sets of proteins of the mammalian Polycomb complex.</attribute>
        </attributeList>
      </interaction>
      <interaction id="14" imexId="IM-19615-4">
        <names>
          <shortLabel>ring1-rybp-2</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-929337" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-4" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>3</experimentRef>
        </experimentList>
        <participantList>
          <participant id="15">
            <interactorRef>8</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
          </participant>
          <participant id="16">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>physical association</shortLabel>
            <fullName>physical association</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0915" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-1813147" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="figure legend" nameAc="MI:0599">2</attribute>
          <attribute name="source-text">Ring1 binds RYBP and M33 through the same C-terminal domain, whereas the RYBP-M33 interaction takes place through an M33 domain not involved in Ring1 binding.</attribute>
        </attributeList>
      </interaction>
      <interaction id="17" imexId="IM-19615-5">
        <names>
          <shortLabel>ring1-rybp-1</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-959329" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-5" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>1</experimentRef>
        </experimentList>
        <participantList>
          <participant id="18">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
          </participant>
          <participant id="19">
            <interactorRef>8</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="20">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959393" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="24"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="227"/>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>physical association</shortLabel>
            <fullName>physical association</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0915" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-1813147" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="caution" nameAc="MI:0618">The Ring1A protein AA 1and 2 did not correspond to amino acids 24 and 25 of the entry.</attribute>
        </attributeList>
      </interaction>
      <interaction id="21" imexId="IM-19615-6">
        <names>
          <shortLabel>rnf2-rybp-1</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-959498" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-6" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>3</experimentRef>
        </experimentList>
        <participantList>
          <participant id="22">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
          </participant>
          <participant id="23">
            <interactorRef>5</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>physical association</shortLabel>
            <fullName>physical association</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0915" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-1813147" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="figure legend" nameAc="MI:0599">2</attribute>
          <attribute name="source-text">We have identified a new Zn finger protein, RYBP, which interacts directly with both Ring1 proteins (Ring1A and Ring1B) and with M33, two mutually interacting sets of proteins of the mammalian Polycomb complex.</attribute>
        </attributeList>
      </interaction>
      <interaction id="24" imexId="IM-19615-7">
        <names>
          <shortLabel>ring1-rybp-3</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-959516" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-7" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>2</experimentRef>
        </experimentList>
        <participantList>
          <participant id="25">
            <interactorRef>8</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="26">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959528" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>35s radiolabel</shortLabel>
                    <fullName>35s radiolabel</fullName>
                    <alias type="go synonym" typeAc="MI:0303">35S</alias>
                    <alias type="go synonym" typeAc="MI:0303">s35 radiolabelled</alias>
                    <alias type="go synonym" typeAc="MI:0303">S35</alias>
                    <alias type="synonym" typeAc="MI:1041">s35 radiolabelled</alias>
                    <alias type="synonym" typeAc="MI:1041">35S</alias>
                    <alias type="synonym" typeAc="MI:1041">S35</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0371" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608954" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="27">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959529" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureDetectionMethod>
                  <names>
                    <shortLabel>deletion analysis</shortLabel>
                    <fullName>deletion analysis</fullName>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0033" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456769" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureDetectionMethod>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="226"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="379"/>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="-1">
                <names>
                  <shortLabel>in vitro</shortLabel>
                  <fullName>In vitro</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
          <participant id="28">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="29">
                <names>
                  <shortLabel>n terminus</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959519" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>gst tag</shortLabel>
                    <fullName>glutathione s tranferase tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">gst tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0519" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456510" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="30">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959555" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>required to bind</shortLabel>
                    <fullName>necessary binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">required to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0429" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608898" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureDetectionMethod>
                  <names>
                    <shortLabel>deletion analysis</shortLabel>
                    <fullName>deletion analysis</fullName>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0033" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456769" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureDetectionMethod>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="160"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="174"/>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="31">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959551" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureDetectionMethod>
                  <names>
                    <shortLabel>deletion analysis</shortLabel>
                    <fullName>deletion analysis</fullName>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0033" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456769" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureDetectionMethod>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="158"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="177"/>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="83333">
                <names>
                  <shortLabel>ecoli</shortLabel>
                  <fullName>Escherichia coli (strain K12)</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>direct interaction</shortLabel>
            <fullName>direct interaction</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0407" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608833" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="figure legend" nameAc="MI:0599">4, 7</attribute>
          <attribute name="source-text">Ring1 binds RYBP and M33 through the same C-terminal domain, whereas the RYBP-M33 interaction takes place through an M33 domain not involved in Ring1 binding.</attribute>
        </attributeList>
      </interaction>
      <interaction id="32" imexId="IM-19615-8">
        <names>
          <shortLabel>cbx2-rybp</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-959540" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-8" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>2</experimentRef>
        </experimentList>
        <participantList>
          <participant id="33">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="34">
                <names>
                  <shortLabel>n terminus</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959543" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>gst tag</shortLabel>
                    <fullName>glutathione s tranferase tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">gst tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0519" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456510" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="83333">
                <names>
                  <shortLabel>ecoli</shortLabel>
                  <fullName>Escherichia coli (strain K12)</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
          <participant id="35">
            <interactorRef>6</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="36">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959546" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>35s radiolabel</shortLabel>
                    <fullName>35s radiolabel</fullName>
                    <alias type="go synonym" typeAc="MI:0303">35S</alias>
                    <alias type="go synonym" typeAc="MI:0303">s35 radiolabelled</alias>
                    <alias type="go synonym" typeAc="MI:0303">S35</alias>
                    <alias type="synonym" typeAc="MI:1041">s35 radiolabelled</alias>
                    <alias type="synonym" typeAc="MI:1041">35S</alias>
                    <alias type="synonym" typeAc="MI:1041">S35</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0371" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608954" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="37">
                <names>
                  <shortLabel>n terminal</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959548" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureDetectionMethod>
                  <names>
                    <shortLabel>deletion analysis</shortLabel>
                    <fullName>deletion analysis</fullName>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0033" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456769" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureDetectionMethod>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="1"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="119"/>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="-1">
                <names>
                  <shortLabel>in vitro</shortLabel>
                  <fullName>In vitro</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>direct interaction</shortLabel>
            <fullName>direct interaction</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0407" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608833" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="figure legend" nameAc="MI:0599">5B, 5C</attribute>
          <attribute name="source-text">Ring1 binds RYBP and M33 through the same C-terminal domain, whereas the RYBP-M33 interaction takes place through an M33 domain not involved in Ring1 binding.</attribute>
        </attributeList>
      </interaction>
      <interaction id="38" imexId="IM-19615-9">
        <names>
          <shortLabel>yy1-rybp</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-959561" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-9" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>2</experimentRef>
        </experimentList>
        <participantList>
          <participant id="39">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="40">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959566" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureDetectionMethod>
                  <names>
                    <shortLabel>deletion analysis</shortLabel>
                    <fullName>deletion analysis</fullName>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0033" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456769" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureDetectionMethod>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="207"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="227"/>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="41">
                <names>
                  <shortLabel>n terminus</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959564" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>gst tag</shortLabel>
                    <fullName>glutathione s tranferase tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">gst tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0519" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456510" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="42">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108765" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="42"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="118"/>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="83333">
                <names>
                  <shortLabel>ecoli</shortLabel>
                  <fullName>Escherichia coli (strain K12)</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
          <participant id="43">
            <interactorRef>10</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="44">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959569" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>35s radiolabel</shortLabel>
                    <fullName>35s radiolabel</fullName>
                    <alias type="go synonym" typeAc="MI:0303">35S</alias>
                    <alias type="go synonym" typeAc="MI:0303">s35 radiolabelled</alias>
                    <alias type="go synonym" typeAc="MI:0303">S35</alias>
                    <alias type="synonym" typeAc="MI:1041">s35 radiolabelled</alias>
                    <alias type="synonym" typeAc="MI:1041">35S</alias>
                    <alias type="synonym" typeAc="MI:1041">S35</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0371" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608954" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="-1">
                <names>
                  <shortLabel>in vitro</shortLabel>
                  <fullName>In vitro</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>direct interaction</shortLabel>
            <fullName>direct interaction</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0407" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608833" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="comment" nameAc="MI:0612">Two independent sites AA42-118 and AA207-227 of Rybp are involved in this interaction</attribute>
          <attribute name="figure legend" nameAc="MI:0599">7</attribute>
        </attributeList>
      </interaction>
      <interaction id="45" imexId="IM-19615-10">
        <names>
          <shortLabel>cbx2-rybp-1</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-959579" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-10" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>4</experimentRef>
        </experimentList>
        <participantList>
          <participant id="46">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="47">
                <names>
                  <shortLabel>n terminus</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959582" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>gst tag</shortLabel>
                    <fullName>glutathione s tranferase tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">gst tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0519" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456510" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
          </participant>
          <participant id="48">
            <interactorRef>6</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="49">
                <names>
                  <shortLabel>n terminus</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959670" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>ha tag</shortLabel>
                    <fullName>ha tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">YPYDVPDYA epitope tag</alias>
                    <alias type="synonym" typeAc="MI:1041">YPYDVPDYA epitope tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0520" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456513" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="50">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108547" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="1"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="119"/>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>physical association</shortLabel>
            <fullName>physical association</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0915" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-1813147" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="figure legend" nameAc="MI:0599">5A</attribute>
          <attribute name="source-text">Ring1 binds RYBP and M33 through the same C-terminal domain, whereas the RYBP-M33 interaction takes place through an M33 domain not involved in Ring1 binding.</attribute>
        </attributeList>
      </interaction>
      <interaction id="51" imexId="IM-19615-11">
        <names>
          <shortLabel>yy1-rybp-1</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-959673" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-11" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>4</experimentRef>
        </experimentList>
        <participantList>
          <participant id="52">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="53">
                <names>
                  <shortLabel>n terminus</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959676" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>gst tag</shortLabel>
                    <fullName>glutathione s tranferase tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">gst tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0519" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456510" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
          </participant>
          <participant id="54">
            <interactorRef>10</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="55">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959680" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="272"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="414"/>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="56">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959694" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>myc tag</shortLabel>
                    <fullName>myc tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">EUKLISEED epitope tag</alias>
                    <alias type="synonym" typeAc="MI:1041">EUKLISEED epitope tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0522" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456561" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>physical association</shortLabel>
            <fullName>physical association</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0915" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-1813147" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="figure legend" nameAc="MI:0599">6</attribute>
        </attributeList>
      </interaction>
      <interaction id="57" imexId="IM-19615-12">
        <names>
          <shortLabel>pho-rybp</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-959684" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-12" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>4</experimentRef>
        </experimentList>
        <participantList>
          <participant id="58">
            <interactorRef>9</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="59">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959690" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="1"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="474"/>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="60">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959692" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>ha tag</shortLabel>
                    <fullName>ha tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">YPYDVPDYA epitope tag</alias>
                    <alias type="synonym" typeAc="MI:1041">YPYDVPDYA epitope tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0520" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456513" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
          </participant>
          <participant id="61">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="62">
                <names>
                  <shortLabel>n terminus</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-959688" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>gst tag</shortLabel>
                    <fullName>glutathione s tranferase tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">gst tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0519" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456510" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>physical association</shortLabel>
            <fullName>physical association</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0915" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-1813147" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="caution" nameAc="MI:0618">The aminoacid numbering for the drosophila PHO protein is as described by the authors. The UniProtKB entry is longer.</attribute>
          <attribute name="figure legend" nameAc="MI:0599">6</attribute>
        </attributeList>
      </interaction>
      <interaction id="63" imexId="IM-19615-1">
        <names>
          <shortLabel>cbx2-ring1</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108553" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-1" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>2</experimentRef>
        </experimentList>
        <participantList>
          <participant id="64">
            <interactorRef>6</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="65">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108558" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureDetectionMethod>
                  <names>
                    <shortLabel>deletion analysis</shortLabel>
                    <fullName>deletion analysis</fullName>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0033" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456769" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureDetectionMethod>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="333"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="519"/>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="66">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108556" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>35s radiolabel</shortLabel>
                    <fullName>35s radiolabel</fullName>
                    <alias type="go synonym" typeAc="MI:0303">35S</alias>
                    <alias type="go synonym" typeAc="MI:0303">s35 radiolabelled</alias>
                    <alias type="go synonym" typeAc="MI:0303">S35</alias>
                    <alias type="synonym" typeAc="MI:1041">s35 radiolabelled</alias>
                    <alias type="synonym" typeAc="MI:1041">35S</alias>
                    <alias type="synonym" typeAc="MI:1041">S35</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0371" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608954" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="-1">
                <names>
                  <shortLabel>in vitro</shortLabel>
                  <fullName>In vitro</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
          <participant id="67">
            <interactorRef>8</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="68">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108561" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>gst tag</shortLabel>
                    <fullName>glutathione s tranferase tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">gst tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0519" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456510" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="69">
                <names>
                  <shortLabel>n terminal</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108563" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="1"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="377"/>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="83333">
                <names>
                  <shortLabel>ecoli</shortLabel>
                  <fullName>Escherichia coli (strain K12)</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>direct interaction</shortLabel>
            <fullName>direct interaction</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0407" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608833" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="figure legend" nameAc="MI:0599">4</attribute>
          <attribute name="source-text">Ring1 binds RYBP and M33 through the same C-terminal domain, whereas the RYBP-M33 interaction takes place through an M33 domain not involved in Ring1 binding.</attribute>
        </attributeList>
      </interaction>
      <interaction id="70" imexId="IM-19615-2">
        <names>
          <shortLabel>cbx2-rybp-2</shortLabel>
        </names>
        <xref>
          <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108751" refType="identity" refTypeAc="MI:0356"/>
          <secondaryRef db="imex" dbAc="MI:0670" id="IM-19615-2" refType="imex-primary" refTypeAc="MI:0662"/>
        </xref>
        <experimentList>
          <experimentRef>2</experimentRef>
        </experimentList>
        <participantList>
          <participant id="71">
            <interactorRef>6</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>prey</shortLabel>
                  <fullName>prey</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0498" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-58" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="72">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108754" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>35s radiolabel</shortLabel>
                    <fullName>35s radiolabel</fullName>
                    <alias type="go synonym" typeAc="MI:0303">35S</alias>
                    <alias type="go synonym" typeAc="MI:0303">s35 radiolabelled</alias>
                    <alias type="go synonym" typeAc="MI:0303">S35</alias>
                    <alias type="synonym" typeAc="MI:1041">s35 radiolabelled</alias>
                    <alias type="synonym" typeAc="MI:1041">35S</alias>
                    <alias type="synonym" typeAc="MI:1041">S35</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0371" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608954" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>undetermined</shortLabel>
                        <fullName>undetermined sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">undetermined</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0339" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-448295" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="-1">
                <names>
                  <shortLabel>in vitro</shortLabel>
                  <fullName>In vitro</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
          <participant id="73">
            <interactorRef>7</interactorRef>
            <biologicalRole>
              <names>
                <shortLabel>unspecified role</shortLabel>
                <fullName>unspecified role</fullName>
              </names>
              <xref>
                <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0499" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="intact" dbAc="MI:0469" id="EBI-77781" refType="identity" refTypeAc="MI:0356"/>
                <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
              </xref>
            </biologicalRole>
            <experimentalRoleList>
              <experimentalRole>
                <names>
                  <shortLabel>bait</shortLabel>
                  <fullName>bait</fullName>
                </names>
                <xref>
                  <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0496" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="intact" dbAc="MI:0469" id="EBI-49" refType="identity" refTypeAc="MI:0356"/>
                  <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                </xref>
              </experimentalRole>
            </experimentalRoleList>
            <featureList>
              <feature id="74">
                <names>
                  <shortLabel>n terminus</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108756" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>gst tag</shortLabel>
                    <fullName>glutathione s tranferase tag</fullName>
                    <alias type="go synonym" typeAc="MI:0303">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">glutathione S-tranferase tag</alias>
                    <alias type="synonym" typeAc="MI:1041">gst tag</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0519" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-456510" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <endStatus>
                      <names>
                        <shortLabel>n-term range</shortLabel>
                        <fullName>n-terminal range</fullName>
                        <alias type="synonym" typeAc="MI:1041">n-term range</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:1040" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-2929795" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14760721" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="75">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108759" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="42"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="118"/>
                  </featureRange>
                </featureRangeList>
              </feature>
              <feature id="76">
                <names>
                  <shortLabel>region</shortLabel>
                </names>
                <xref>
                  <primaryRef db="intact" dbAc="MI:0469" id="EBI-1108761" refType="identity" refTypeAc="MI:0356"/>
                </xref>
                <featureType>
                  <names>
                    <shortLabel>sufficient to bind</shortLabel>
                    <fullName>sufficient binding region</fullName>
                    <alias type="synonym" typeAc="MI:1041">sufficient to bind</alias>
                  </names>
                  <xref>
                    <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0442" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608899" refType="identity" refTypeAc="MI:0356"/>
                    <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                  </xref>
                </featureType>
                <featureRangeList>
                  <featureRange>
                    <startStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </startStatus>
                    <begin position="207"/>
                    <endStatus>
                      <names>
                        <shortLabel>certain</shortLabel>
                        <fullName>certain sequence position</fullName>
                        <alias type="synonym" typeAc="MI:1041">certain</alias>
                      </names>
                      <xref>
                        <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0335" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="intact" dbAc="MI:0469" id="EBI-540564" refType="identity" refTypeAc="MI:0356"/>
                        <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
                      </xref>
                    </endStatus>
                    <end position="227"/>
                  </featureRange>
                </featureRangeList>
              </feature>
            </featureList>
            <hostOrganismList>
              <hostOrganism ncbiTaxId="83333">
                <names>
                  <shortLabel>ecoli</shortLabel>
                  <fullName>Escherichia coli (strain K12)</fullName>
                </names>
              </hostOrganism>
            </hostOrganismList>
          </participant>
        </participantList>
        <interactionType>
          <names>
            <shortLabel>direct interaction</shortLabel>
            <fullName>direct interaction</fullName>
          </names>
          <xref>
            <primaryRef db="psi-mi" dbAc="MI:0488" id="MI:0407" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="intact" dbAc="MI:0469" id="EBI-608833" refType="identity" refTypeAc="MI:0356"/>
            <secondaryRef db="pubmed" dbAc="MI:0446" id="14755292" refType="primary-reference" refTypeAc="MI:0358"/>
          </xref>
        </interactionType>
        <attributeList>
          <attribute name="figure legend" nameAc="MI:0599">7</attribute>
          <attribute name="source-text">Ring1 binds RYBP and M33 through the same C-terminal domain, whereas the RYBP-M33 interaction takes place through an M33 domain not involved in Ring1 binding.</attribute>
          <attribute name="comment" nameAc="MI:0612">Two binding domains 42-118 and 207-227 are involved in Rybp and Cbx2 interaction.</attribute>
        </attributeList>
      </interaction>
    </interactionList>
  </entry>
</entrySet>