IntAct European Bioinformatics Institute IntAct intact http://www.ebi.ac.uk/ http://www.ebi.ac.uk/intact/query/${ac} EBI-[0-9]+|IA:[0-9]+ INTerAction database (IntAct) provides an open source database and toolkit for the storage, presentation and analysis of molecular interactions. http://www.ebi.ac.uk/intact European Bioinformatics Institute; Wellcome Trust Genome Campus; Hinxton, Cambridge; CB10 1SD; United Kingdom http://www.ebi.ac.uk/intact/ http://www.ebi.ac.uk/ chini-2006-2 Repeated phosphopeptide motifs in human Claspin are phosphorylated by Chk1 and mediate Claspin function. spofr-sf_9 Spodoptera frugiperda insect cells Fall armyworm sf_9 insect cells Derived from pupal ovarian tissue of the fall armyworm Cloned from the parent cell line, IPLB-SF-21-AE (SF-21) derived from immature ovaries of fall armyworm Spodoptera frugiperda pupae cells are susceptible to Baculovirus infection pull down pull down western blot western blot Immuno blot Immuno blot Chini CC., Chen J. Junjie.Chen@yale.edu J. Biol. Chem. (0021-9258) 2006 Only protein-protein interactions imex curation chini-2006-1 Repeated phosphopeptide motifs in human Claspin are phosphorylated by Chk1 and mediate Claspin function. in vitro In vitro protein kinase assay protein kinase assay predetermined predetermined participant predetermined Chini CC., Chen J. Junjie.Chen@yale.edu J. Biol. Chem. (0021-9258) 2006 Only protein-protein interactions imex curation chini-2006-3 Repeated phosphopeptide motifs in human Claspin are phosphorylated by Chk1 and mediate Claspin function. spofr-sf_9 Spodoptera frugiperda insect cells Fall armyworm sf_9 insect cells Derived from pupal ovarian tissue of the fall armyworm Cloned from the parent cell line, IPLB-SF-21-AE (SF-21) derived from immature ovaries of fall armyworm Spodoptera frugiperda pupae cells are susceptible to Baculovirus infection anti tag coip anti tag coimmunoprecipitation anti tag coip western blot western blot Immuno blot Immuno blot Chini CC., Chen J. Junjie.Chen@yale.edu J. Biol. Chem. (0021-9258) 2006 Only protein-protein interactions imex curation chini-2006-4 Repeated phosphopeptide motifs in human Claspin are phosphorylated by Chk1 and mediate Claspin function. human-u2-os Human U2-OS osteosarcoma cell line u2-os U2-OS osteocaroma cell line Not in CAPRI and no primary literature reference pull down pull down western blot western blot Immuno blot Immuno blot Chini CC., Chen J. Junjie.Chen@yale.edu J. Biol. Chem. (0021-9258) 2006 Only protein-protein interactions imex curation chk1_human Serine/threonine-protein kinase Chk1 CHEK1 CHK1 CHK1 checkpoint homolog Checkpoint kinase-1 Cell cycle checkpoint kinase protein protein human Homo sapiens Human MAVPFVEDWDLVQTLGEGAYGEVQLAVNRVTEEAVAVKIVDMKRAVDCPENIKKEICINKMLNHENVVKFYGHRREGNIQYLFLEYCSGGELFDRIEPDIGMPEPDAQRFFHQLMAGVVYLHGIGITHRDIKPENLLLDERDNLKISDFGLATVFRYNNRERLLNKMCGTLPYVAPELLKRREFHAEPVDVWSCGIVLTAMLAGELPWDQPSDSCQEYSDWKEKKTYLNPWKKIDSAPLALLHKILVENPSARITIPDIKKDRWYNKPLKKGAKRPRVTSGGVSESPSGFSKHIQSNLDFSPVNSASSEENVKYSSSQPEPRTGLSLWDTSPSYIDKLVQGISFSQPTCPDHMLLNSQLLGTPGSSQNPWQRLVKRMTRFFTKLDADKSYQCLKETCEKLGYQWKKSCMNQVTISTTDRRNNKLIFKVNLLEMDDKILVDFRLSKGDGLEFKRHFLKIKGKLIDIVSSQKIWLPAT clspn_human Claspin CLSPN protein protein human Homo sapiens Human MTGEVGSEVHLEINDPNVISQEEADSPSDSGQGSYETIGPLSEGDSDEEIFVSKKLKNRKVLQDSDSETEDTNASPEKTTYDSAEEENKENLYAGKNTKIKRIYKTVADSDESYMEKSLYQENLEAQVKPCLELSLQSGNSTDFTTDRKSSKKHIHDKEGTAGKAKVKSKRRLEKEERKMEKIRQLKKKETKNQEDDVEQPFNDSGCLLVDKDLFETGLEDENNSPLEDEESLESIRAAVKNKVKKHKKKEPSLESGVHSFEEGSELSKGTTRKERKAARLSKEALKQLHSETQRLIRESALNLPYHMPENKTIHDFFKRKPRPTCHGNAMALLKSSKYQSSHHKEIIDTANTTEMNSDHHSKGSEQTTGAENEVETNALPVVSKETQIITGSDESCRKDLVKNEELEIQEKQKQSDIRPSPGDSSVLQQESNFLGNNHSEECQVGGLVAFEPHALEGEGPQNPEETDEKVEEPEQQNKSSAVGPPEKVRRFTLDRLKQLGVDVSIKPRLGADEDSFVILEPETNRELEALKQRFWKHANPAAKPRAGQTVNVNVIVKDMGTDGKEELKADVVPVTLAPKKLDGASHTKPGEKLQVLKAKLQEAMKLRRFEERQKRQALFKLDNEDGFEEEEEEEEEMTDESEEDGEEKVEKEEKEEELEEEEEKEEEEEEEGNQETAEFLLSSEEIETKDEKEMDKENNDGSSEIGKAVGFLSVPKSLSSDSTLLLFKDSSSKMGYFPTEEKSETDENSGKQPSKLDEDDSCSLLTKESSHNSSFELIGSTIPSYQPCNRQTGRGTSFFPTAGGFRSPSPGLFRASLVSSASKSSGKLSEPSLPIEDSQDLYNASPEPKTLFLGAGDFQFCLEDDTQSQLLDADGFLNVRNHRNQYQALKPRLPLASMDENAMDANMDELLDLCTGKFTSQAEKHLPRKSDKKENMEELLNLCSGKFTSQDASTPASSELNKQEKESSMGDPMEEALALCSGSFPTDKEEEDEEEEFGDFRLVSNDNEFDSDEDEHSDSGNDLALEDHEDDDEEELLKRSEKLKRQMRLRKYLEDEAEVSGSDVGSEDEYDGEEIDEYEEDVIDEVLPSDEELQSQIKKIHMKTMLDDDKRQLRLYQERYLADGDLHSDGPGRMRKFRWKNIDDASQMDLFHRDSDDDQTEEQLDESEARWRKERIEREQWLRDMAQQGKITAEEEEEIGEDSQFMILAKKVTAKALQKNASRPMVIQESKSLLRNPFEAIRPGSAQQVKTGSLLNQPKAVLQKLAALSDHNPSAPRNSRNFVFHTLSPVKAEAAKESSKSQVKKRGPSFMTSPSPKHLKTDDSTSGLTRSIFKYLES chek1-clspn-2 Interaction of claspin with CHEK2 identified by pulldown 654414 N/A 654418 unspecified role unspecified role bait bait region gst tag glutathione s tranferase tag glutathione S-tranferase tag glutathione S-tranferase tag gst tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false N/A 654419 unspecified role unspecified role prey prey region flag tag flag tag FLAG-tagged FLAG DYKDDDDKV epitope tag DYKDDDDKV epitope tag FLAG FLAG-tagged undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false physical association physical association false false false Figure 2A. Peptide data suggests phosphorylation of claspin is required for interaction to occur chek1-clspn-4 Interaction of claspin with CHEK2 identified by pulldown 654414 N/A 654419 unspecified role unspecified role bait bait region required to bind necessary binding region required to bind deletion analysis deletion analysis certain certain sequence position certain certain certain sequence position certain false region gst tag glutathione s tranferase tag glutathione S-tranferase tag glutathione S-tranferase tag gst tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false N/A 654418 unspecified role unspecified role prey prey region myc tag myc tag EUKLISEED epitope tag EUKLISEED epitope tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false physical association physical association false false false Figure 3D. chek1-clspn-1 Phosphorylation of claspin by CHEK2 654415 N/A 654418 enzyme enzyme unspecified role unspecified role region gst tag glutathione s tranferase tag glutathione S-tranferase tag glutathione S-tranferase tag gst tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false spofr-sf_9 Spodoptera frugiperda insect cells Fall armyworm sf_9 insect cells Derived from pupal ovarian tissue of the fall armyworm Cloned from the parent cell line, IPLB-SF-21-AE (SF-21) derived from immature ovaries of fall armyworm Spodoptera frugiperda pupae cells are susceptible to Baculovirus infection N/A 654419 enzyme target enzyme target substrate substrate unspecified role unspecified role region gst tag glutathione s tranferase tag glutathione S-tranferase tag glutathione S-tranferase tag gst tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false spofr-sf_9 Spodoptera frugiperda insect cells Fall armyworm sf_9 insect cells Derived from pupal ovarian tissue of the fall armyworm Cloned from the parent cell line, IPLB-SF-21-AE (SF-21) derived from immature ovaries of fall armyworm Spodoptera frugiperda pupae cells are susceptible to Baculovirus infection phosphorylation phosphorylation reaction phosphorylation false false false Figure 2C. Phosphorylation of Thr-916 Claspin was not phosphorylated by kinase dead Chk1 was used or when the 3 potential phosphorylation sites within the repeat region were mutated to alanine chek1-clspn-3 Interaction of claspin with CHEK2 identified by pulldown 654416 N/A 654418 unspecified role unspecified role prey prey region gst tag glutathione s tranferase tag glutathione S-tranferase tag glutathione S-tranferase tag gst tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false N/A 654419 unspecified role unspecified role bait bait region flag tag flag tag FLAG-tagged FLAG DYKDDDDKV epitope tag DYKDDDDKV epitope tag FLAG FLAG-tagged undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false physical association physical association false false false Figure 2B. chek1-clspn-5 Interaction of claspin with CHEK2 identified by pulldown 654417 N/A 654418 unspecified role unspecified role prey prey N/A 654419 unspecified role unspecified role bait bait region flag tag flag tag FLAG-tagged FLAG DYKDDDDKV epitope tag DYKDDDDKV epitope tag FLAG FLAG-tagged undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false protein s tag region tag tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false physical association physical association false false false Figure 3D.