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/ wang-2006c-1 HER2 kinase domain mutation results in constitutive phosphorylation and activation of HER2 and EGFR and resistance to EGFR tyrosine kinase inhibitors. in vitro In vitro protein kinase assay protein kinase assay predetermined predetermined participant predetermined Wang SE., Narasanna A., Perez-Torres M., Xiang B., Wu FY., Yang S., Carpenter G., Gazdar AF., Muthuswamy SK., Arteaga CL. Synapse - Interactions of proteins with an established role in the presynapse. HER2WT or HER2YVMA receptors expressed in MCF10A cells were precipitated with a Myc antibody and an in vitro kinase assay was performed. Cancer Cell (1535-6108) 2006 Only protein-protein interactions 6 imex curation Cancer - Interactions investigated in the context of cancer wang-2006c-2 HER2 kinase domain mutation results in constitutive phosphorylation and activation of HER2 and EGFR and resistance to EGFR tyrosine kinase inhibitors. human-beas_2b Human bronchial epithelial cell line BEAS-2B beas_2b Human bronchial epithelial cell line BEAS-2B http://cancerres.aacrjournals.org/cgi/content/abstract/48/7/1904?ijkey=330aa4101c1c77d6fbc2b1fc3d60b4ead4af2511&keytype2=tf_ipsecsha pull down pull down antibody detection identification by antibody antibody detection Wang SE., Narasanna A., Perez-Torres M., Xiang B., Wu FY., Yang S., Carpenter G., Gazdar AF., Muthuswamy SK., Arteaga CL. Synapse - Interactions of proteins with an established role in the presynapse. Cancer Cell (1535-6108) 2006 Only protein-protein interactions 6 imex curation Cancer - Interactions investigated in the context of cancer HER2WT or HER2YVMA receptors expressed in MCF10A cells were precipitated with a Myc antibody and an in vitro kinase assay was performed. wang-2006c-3 HER2 kinase domain mutation results in constitutive phosphorylation and activation of HER2 and EGFR and resistance to EGFR tyrosine kinase inhibitors. human-mcf10a Human non-transformed breast epithelial cell line mcf10a non-transformed human breast epithelial cell line pull down pull down antibody detection identification by antibody antibody detection Wang SE., Narasanna A., Perez-Torres M., Xiang B., Wu FY., Yang S., Carpenter G., Gazdar AF., Muthuswamy SK., Arteaga CL. Synapse - Interactions of proteins with an established role in the presynapse. HER2WT or HER2YVMA receptors expressed in MCF10A cells were precipitated with a Myc antibody. An in vitro kinase assay was performed, and the products were analyzed by 7.5% SDS-PAGE followed by P-Tyr and Myc immunoblots. Cancer Cell (1535-6108) 2006 Only protein-protein interactions 6 imex curation Cancer - Interactions investigated in the context of cancer HER2WT or HER2YVMA receptors expressed in MCF10A cells were precipitated with a Myc antibody and an in vitro kinase assay was performed. erbb2_human Receptor tyrosine-protein kinase erbB-2 p185erbB2 MLN19 Proto-oncogene c-ErbB-2 Tyrosine kinase-type cell surface receptor HER2 Proto-oncogene Neu ERBB2 HER2 NEU NGL Metastatic lymph node gene 19 protein protein protein human Homo sapiens Human MELAALCRWGLLLALLPPGAASTQVCTGTDMKLRLPASPETHLDMLRHLYQGCQVVQGNLELTYLPTNASLSFLQDIQEVQGYVLIAHNQVRQVPLQRLRIVRGTQLFEDNYALAVLDNGDPLNNTTPVTGASPGGLRELQLRSLTEILKGGVLIQRNPQLCYQDTILWKDIFHKNNQLALTLIDTNRSRACHPCSPMCKGSRCWGESSEDCQSLTRTVCAGGCARCKGPLPTDCCHEQCAAGCTGPKHSDCLACLHFNHSGICELHCPALVTYNTDTFESMPNPEGRYTFGASCVTACPYNYLSTDVGSCTLVCPLHNQEVTAEDGTQRCEKCSKPCARVCYGLGMEHLREVRAVTSANIQEFAGCKKIFGSLAFLPESFDGDPASNTAPLQPEQLQVFETLEEITGYLYISAWPDSLPDLSVFQNLQVIRGRILHNGAYSLTLQGLGISWLGLRSLRELGSGLALIHHNTHLCFVHTVPWDQLFRNPHQALLHTANRPEDECVGEGLACHQLCARGHCWGPGPTQCVNCSQFLRGQECVEECRVLQGLPREYVNARHCLPCHPECQPQNGSVTCFGPEADQCVACAHYKDPPFCVARCPSGVKPDLSYMPIWKFPDEEGACQPCPINCTHSCVDLDDKGCPAEQRASPLTSIISAVVGILLVVVLGVVFGILIKRRQQKIRKYTMRRLLQETELVEPLTPSGAMPNQAQMRILKETELRKVKVLGSGAFGTVYKGIWIPDGENVKIPVAIKVLRENTSPKANKEILDEAYVMAGVGSPYVSRLLGICLTSTVQLVTQLMPYGCLLDHVRENRGRLGSQDLLNWCMQIAKGMSYLEDVRLVHRDLAARNVLVKSPNHVKITDFGLARLLDIDETEYHADGGKVPIKWMALESILRRRFTHQSDVWSYGVTVWELMTFGAKPYDGIPAREIPDLLEKGERLPQPPICTIDVYMIMVKCWMIDSECRPRFRELVSEFSRMARDPQRFVVIQNEDLGPASPLDSTFYRSLLEDDDMGDLVDAEEYLVPQQGFFCPDPAPGAGGMVHHRHRSSSTRSGGGDLTLGLEPSEEEAPRSPLAPSEGAGSDVFDGDLGMGAAKGLQSLPTHDPSPLQRYSEDPTVPLPSETDGYVAPLTCSPQPEYVNQPDVRPQPPSPREGPLPAARPAGATLERPKTLSPGKNGVVKDVFAFGGAVENPEYLTPQGGAAPQPHPPPAFSPAFDNLYYWDQDPPERGAPPSTFKGTPTAENPEYLGLDVPV egfr_human Epidermal growth factor receptor ERBB1 EGFR Receptor tyrosine-protein kinase erbB-1 Proto-oncogene c-ErbB-1 ERBB HER1 protein protein human Homo sapiens Human MRPSGTAGAALLALLAALCPASRALEEKKVCQGTSNKLTQLGTFEDHFLSLQRMFNNCEVVLGNLEITYVQRNYDLSFLKTIQEVAGYVLIALNTVERIPLENLQIIRGNMYYENSYALAVLSNYDANKTGLKELPMRNLQEILHGAVRFSNNPALCNVESIQWRDIVSSDFLSNMSMDFQNHLGSCQKCDPSCPNGSCWGAGEENCQKLTKIICAQQCSGRCRGKSPSDCCHNQCAAGCTGPRESDCLVCRKFRDEATCKDTCPPLMLYNPTTYQMDVNPEGKYSFGATCVKKCPRNYVVTDHGSCVRACGADSYEMEEDGVRKCKKCEGPCRKVCNGIGIGEFKDSLSINATNIKHFKNCTSISGDLHILPVAFRGDSFTHTPPLDPQELDILKTVKEITGFLLIQAWPENRTDLHAFENLEIIRGRTKQHGQFSLAVVSLNITSLGLRSLKEISDGDVIISGNKNLCYANTINWKKLFGTSGQKTKIISNRGENSCKATGQVCHALCSPEGCWGPEPRDCVSCRNVSRGRECVDKCNLLEGEPREFVENSECIQCHPECLPQAMNITCTGRGPDNCIQCAHYIDGPHCVKTCPAGVMGENNTLVWKYADAGHVCHLCHPNCTYGCTGPGLEGCPTNGPKIPSIATGMVGALLLLLVVALGIGLFMRRRHIVRKRTLRRLLQERELVEPLTPSGEAPNQALLRILKETEFKKIKVLGSGAFGTVYKGLWIPEGEKVKIPVAIKELREATSPKANKEILDEAYVMASVDNPHVCRLLGICLTSTVQLITQLMPFGCLLDYVREHKDNIGSQYLLNWCVQIAKGMNYLEDRRLVHRDLAARNVLVKTPQHVKITDFGLAKLLGAEEKEYHAEGGKVPIKWMALESILHRIYTHQSDVWSYGVTVWELMTFGSKPYDGIPASEISSILEKGERLPQPPICTIDVYMIMVKCWMIDADSRPKFRELIIEFSKMARDPQRYLVIQGDERMHLPSPTDSNFYRALMDEEDMDDVVDADEYLIPQQGFFSSPSTSRTPLLSSLSATSNNSTVACIDRNGLQSCPIKEDSFLQRYSSDPTGALTEDSIDDTFLPVPEYINQSVPKRPAGSVQNPVYHNQPLNPAPSRDPHYQDPHSTAVGNPEYLNTVQPTCVNSTFDSPAHWAQKGSHQISLDNPDYQQDFFPKEAKPNGIFKGSTAENAEYLRVAPQSSEFIGA p85a_human Phosphatidylinositol 3-kinase regulatory subunit alpha PIK3R1 GRB1 Phosphatidylinositol 3-kinase 85 kDa regulatory subunit alpha protein protein human Homo sapiens Human MSAEGYQYRALYDYKKEREEDIDLHLGDILTVNKGSLVALGFSDGQEARPEEIGWLNGYNETTGERGDFPGTYVEYIGRKKISPPTPKPRPPRPLPVAPGSSKTEADVEQQALTLPDLAEQFAPPDIAPPLLIKLVEAIEKKGLECSTLYRTQSSSNLAELRQLLDCDTPSVDLEMIDVHVLADAFKRYLLDLPNPVIPAAVYSEMISLAPEVQSSEEYIQLLKKLIRSPSIPHQYWLTLQYLLKHFFKLSQTSSKNLLNARVLSEIFSPMLFRFSAASSDNTENLIKVIEILISTEWNERQPAPALPPKPPKPTTVANNGMNNNMSLQDAEWYWGDISREEVNEKLRDTADGTFLVRDASTKMHGDYTLTLRKGGNNKLIKIFHRDGKYGFSDPLTFSSVVELINHYRNESLAQYNPKLDVKLLYPVSKYQQDQVVKEDNIEAVGKKLHEYNTQFQEKSREYDRLYEEYTRTSQEIQMKRTAIEAFNETIKIFEEQCQTQERYSKEYIEKFKREGNEKEIQRIMHNYDKLKSRISEIIDSRRRLEEDLKKQAAEYREIDKRMNSIKPDLIQLRKTRDQYLMWLTQKGVRQKKLNEWLGNENTEDQYSLVEDDEDLPHHDEKTWNVGSSNRNKAENLLRGKRDGTFLVRESSKQGCYACSVVVDGEVKHCVINKTATGYGFAEPYNLYSSLKELVLHYQHTSLVQHNDSLNVTLAYPVYAQQRR shc1_human SHC-transforming protein 1 SHC1 SHC SHCA Src homology 2 domain-containing-transforming protein C1 SHC-transforming protein A SHC-transforming protein 3 protein protein human Homo sapiens Human MDLLPPKPKYNPLRNESLSSLEEGASGSTPPEELPSPSASSLGPILPPLPGDDSPTTLCSFFPRMSNLRLANPAGGRPGSKGEPGRAADDGEGIVGAAMPDSGPLPLLQDMNKLSGGGGRRTRVEGGQLGGEEWTRHGSFVNKPTRGWLHPNDKVMGPGVSYLVRYMGCVEVLQSMRALDFNTRTQVTREAISLVCEAVPGAKGATRRRKPCSRPLSSILGRSNLKFAGMPITLTVSTSSLNLMAADCKQIIANHHMQSISFASGGDPDTAEYVAYVAKDPVNQRACHILECPEGLAQDVISTIGQAFELRFKQYLRNPPKLVTPHDRMAGFDGSAWDEEEEEPPDHQYYNDFPGKEPPLGGVVDMRLREGAAPGAARPTAPNAQTPSHLGATLPVGQPVGGDPEVRKQMPPPPPCPGRELFDDPSYVNVQNLDKARQAVGGAGPPNPAINGSAPRDLFDMKPFEDALRVPPPPQSVSMAEQLRGEPWFHGKLSRREAEALLQLNGDFLVRESTTTPGQYVLTGLQSGQPKHLLLVDPEGVVRTKDHRFESVSHLISYHMDNHLPIISAGSELCLQQPVERKL erbb3_human Receptor tyrosine-protein kinase erbB-3 Tyrosine kinase-type cell surface receptor HER3 ERBB3 HER3 Proto-oncogene-like protein c-ErbB-3 protein protein human Homo sapiens Human MRANDALQVLGLLFSLARGSEVGNSQAVCPGTLNGLSVTGDAENQYQTLYKLYERCEVVMGNLEIVLTGHNADLSFLQWIREVTGYVLVAMNEFSTLPLPNLRVVRGTQVYDGKFAIFVMLNYNTNSSHALRQLRLTQLTEILSGGVYIEKNDKLCHMDTIDWRDIVRDRDAEIVVKDNGRSCPPCHEVCKGRCWGPGSEDCQTLTKTICAPQCNGHCFGPNPNQCCHDECAGGCSGPQDTDCFACRHFNDSGACVPRCPQPLVYNKLTFQLEPNPHTKYQYGGVCVASCPHNFVVDQTSCVRACPPDKMEVDKNGLKMCEPCGGLCPKACEGTGSGSRFQTVDSSNIDGFVNCTKILGNLDFLITGLNGDPWHKIPALDPEKLNVFRTVREITGYLNIQSWPPHMHNFSVFSNLTTIGGRSLYNRGFSLLIMKNLNVTSLGFRSLKEISAGRIYISANRQLCYHHSLNWTKVLRGPTEERLDIKHNRPRRDCVAEGKVCDPLCSSGGCWGPGPGQCLSCRNYSRGGVCVTHCNFLNGEPREFAHEAECFSCHPECQPMEGTATCNGSGSDTCAQCAHFRDGPHCVSSCPHGVLGAKGPIYKYPDVQNECRPCHENCTQGCKGPELQDCLGQTLVLIGKTHLTMALTVIAGLVVIFMMLGGTFLYWRGRRIQNKRAMRRYLERGESIEPLDPSEKANKVLARIFKETELRKLKVLGSGVFGTVHKGVWIPEGESIKIPVCIKVIEDKSGRQSFQAVTDHMLAIGSLDHAHIVRLLGLCPGSSLQLVTQYLPLGSLLDHVRQHRGALGPQLLLNWGVQIAKGMYYLEEHGMVHRNLAARNVLLKSPSQVQVADFGVADLLPPDDKQLLYSEAKTPIKWMALESIHFGKYTHQSDVWSYGVTVWELMTFGAEPYAGLRLAEVPDLLEKGERLAQPQICTIDVYMVMVKCWMIDENIRPTFKELANEFTRMARDPPRYLVIKRESGPGIAPGPEPHGLTNKKLEEVELEPELDLDLDLEAEEDNLATTTLGSALSLPVGTLNRPRGSQSLLSPSSGYMPMNQGNLGESCQESAVSGSSERCPRPVSLHPMPRGCLASESSEGHVTGSEAELQEKVSMCRSRSRSRSPRPRGDSAYHSQRHSLLTPVTPLSPPGLEEEDVNGYVMPDTHLKGTPSSREGTLSSVGLSSVLGTEEEDEDEEYEYMNRRRRHSPPHPPRPSSLEELGYEYMDVGSDLSASLGSTQSCPLHPVPIMPTAGTTPDEDYEYMNRQRDGGGPGGDYAAMGACPASEQGYEEMRAFQGPGHQAPHVHYARLKTLRSLEATDSAFDNPDYWHSRLFPKANAQRT erbb2-erbb2 507702 N/A 507705 enzyme target enzyme target substrate substrate unspecified role unspecified role insertion aa 776 Insertion TyrValMetAla at residue 776 biological feature biological feature certain certain sequence position certain certain certain sequence position certain false n-terminal myc tag myc tag EUKLISEED epitope tag EUKLISEED epitope tag n-term range n-terminal range n-term range n-term range n-terminal range n-term range false region optyr O4'-phospho-L-tyrosine (2S)-2-amino-3-(4-phosphonooxyphenyl)propanoic acid 2-azanyl-3-(4-phosphonooxyphenyl)propanoic acid MOD_RES Phosphotyrosine O4-phosphotyrosine tyrosine phosphate 2-amino-3-(4-hydroxyphenyl)propanoic acid 4'-phosphate O4'-phospho-L-tyrosine O4'-phosphorylated L-tyrosine OPTyr Phospho Phospho Tyrosinyl Phosphorylation phosphorylationy undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false human-mcf10a Human non-transformed breast epithelial cell line mcf10a non-transformed human breast epithelial cell line N/A 507705 enzyme enzyme unspecified role unspecified role region optyr O4'-phospho-L-tyrosine (2S)-2-amino-3-(4-phosphonooxyphenyl)propanoic acid 2-azanyl-3-(4-phosphonooxyphenyl)propanoic acid MOD_RES Phosphotyrosine O4-phosphotyrosine tyrosine phosphate 2-amino-3-(4-hydroxyphenyl)propanoic acid 4'-phosphate O4'-phospho-L-tyrosine O4'-phosphorylated L-tyrosine OPTyr Phospho Phospho Tyrosinyl Phosphorylation phosphorylationy undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false insertion aa 776 insertion TyrValMetAla at residue 776 biological feature biological feature certain certain sequence position certain certain certain sequence position certain false n-terminal myc tag myc tag EUKLISEED epitope tag EUKLISEED epitope tag n-term range n-terminal range n-term range n-term range n-terminal range n-term range false human-mcf10a Human non-transformed breast epithelial cell line mcf10a non-transformed human breast epithelial cell line physical association physical association false false false 3 C HER2YVMA showed markedly higher tyrosine autophosphorylation than HER2WT. HER2 autophosphorylates. erbb2-egfr-4 507702 N/A 507706 enzyme target enzyme target substrate substrate unspecified role unspecified role lys721arg kinase dead (KD) biological feature biological feature certain certain sequence position certain certain certain sequence position certain false c-terminal gfp tag green fluorescent protein tag GFP green fluorescent protein GFP green fluorescent protein gfp tag c-term range C-terminal range c-term range c-term range C-terminal range c-term range false mouse-32d Mouse 32d bone marrow cells 32d established from long-term bone marrow cultures of C3H/HeJ mice infected with the Friend murine leukemia virus; cells are constitutively growth factor-dependent N/A 507705 enzyme enzyme unspecified role unspecified role undefined mutation insertion TyrValMetAla at residue 776 mutation increasing mutation increasing interaction mutation increasing certain certain sequence position certain certain certain sequence position certain false n-terminal myc tag myc tag EUKLISEED epitope tag EUKLISEED epitope tag n-term range n-terminal range n-term range n-term range n-terminal range n-term range false human-mcf10a Human non-transformed breast epithelial cell line mcf10a non-transformed human breast epithelial cell line physical association physical association false false false 4 C The phosphorylation of the kinase dead EGFR-GFP by the HER2YVMA was at least five times that by HER2WT. The kinase dead EGFR-GFP was phosphorylated. erbb2-egfr 507703 N/A 507706 unspecified role unspecified role prey prey N/A 507707 unspecified role unspecified role prey prey N/A 507708 unspecified role unspecified role prey prey N/A 507709 unspecified role unspecified role prey prey 1289 optyr O4'-phospho-L-tyrosine (2S)-2-amino-3-(4-phosphonooxyphenyl)propanoic acid 2-azanyl-3-(4-phosphonooxyphenyl)propanoic acid MOD_RES Phosphotyrosine O4-phosphotyrosine tyrosine phosphate 2-amino-3-(4-hydroxyphenyl)propanoic acid 4'-phosphate O4'-phospho-L-tyrosine O4'-phosphorylated L-tyrosine OPTyr Phospho Phospho Tyrosinyl Phosphorylation phosphorylationy certain certain sequence position certain certain certain sequence position certain false N/A 507705 unspecified role unspecified role bait bait n-terminal myc tag myc tag EUKLISEED epitope tag EUKLISEED epitope tag n-term range n-terminal range n-term range n-term range n-terminal range n-term range false association association false false false 4 A The band corresponding to HER3 is very faint and the authors state that BEAS2B cells have lower levels of HER3 than MCF10A cells. The authors refer to a protein they callp85 but give no further information. Uniprot there are severalproteins which fit this decription. However, one of the references refers to the P85alpha regulatory subunit of PI3K. It has been assumed that this is the protein the authors are referring to. Only one of the two bands corresponding to Shc when HER2YVMA is the bait is seen when HER2WT is the bait. erbb2-egfr-1 507703 N/A 507706 unspecified role unspecified role prey prey N/A 507707 unspecified role unspecified role prey prey N/A 507708 unspecified role unspecified role prey prey N/A 507705 unspecified role unspecified role bait bait insertion aa 776 insertion TyrValMetAla at residue 776 biological feature biological feature certain certain sequence position certain certain certain sequence position certain false 1248 optyr O4'-phospho-L-tyrosine (2S)-2-amino-3-(4-phosphonooxyphenyl)propanoic acid 2-azanyl-3-(4-phosphonooxyphenyl)propanoic acid MOD_RES Phosphotyrosine O4-phosphotyrosine tyrosine phosphate 2-amino-3-(4-hydroxyphenyl)propanoic acid 4'-phosphate O4'-phospho-L-tyrosine O4'-phosphorylated L-tyrosine OPTyr Phospho Phospho Tyrosinyl Phosphorylation phosphorylationy certain certain sequence position certain certain certain sequence position certain false n-terminal myc tag myc tag EUKLISEED epitope tag EUKLISEED epitope tag n-term range n-terminal range n-term range n-term range n-terminal range n-term range false association association false false false 4 A The authors refer to a protein they callp85 but give no further information. Uniprot there are severalproteins which fit this decription. However, one of the references refers to the P85alpha regulatory subunit of PI3K. It has been assumed that this is the protein the authors are referring to. 2 bands correspond to Shc. Bands corresponding to P-EGFRY1068 and P-HER2Y1248 are seen which are not seen for HER2WT. erbb2-egfr-2 507704 N/A 507706 unspecified role unspecified role prey prey N/A 507705 unspecified role unspecified role bait bait n-terminal myc tag myc tag EUKLISEED epitope tag EUKLISEED epitope tag n-term range n-terminal range n-term range n-term range n-terminal range n-term range false N/A 507707 unspecified role unspecified role prey prey N/A 507708 unspecified role unspecified role prey prey association association false false false 4 A The authors refer to a protein they callp85 but give no further information. Uniprot there are severalproteins which fit this decription. However, one of the references refers to the P85alpha regulatory subunit of PI3K. It has been assumed that this is the protein the authors are referring to. The band corresponding to EGFR is much fainter than for HER2YVMA. The top band corresponding to Shc is much fainter than for the HER2YVMA. erbb2-egfr-3 507704 N/A 507706 unspecified role unspecified role prey prey N/A 507707 unspecified role unspecified role prey prey N/A 507708 unspecified role unspecified role prey prey N/A 507705 unspecified role unspecified role bait bait n-terminal myc tag myc tag EUKLISEED epitope tag EUKLISEED epitope tag n-term range n-terminal range n-term range n-term range n-terminal range n-term range false insertion aa 776 insertion TyrValMetAla at residue 776 biological feature biological feature certain certain sequence position certain certain certain sequence position certain false 1248 optyr O4'-phospho-L-tyrosine (2S)-2-amino-3-(4-phosphonooxyphenyl)propanoic acid 2-azanyl-3-(4-phosphonooxyphenyl)propanoic acid MOD_RES Phosphotyrosine O4-phosphotyrosine tyrosine phosphate 2-amino-3-(4-hydroxyphenyl)propanoic acid 4'-phosphate O4'-phospho-L-tyrosine O4'-phosphorylated L-tyrosine OPTyr Phospho Phospho Tyrosinyl Phosphorylation phosphorylationy certain certain sequence position certain certain certain sequence position certain false association association false false false 4 A The authors refer to a protein they callp85 but give no further information. Uniprot there are severalproteins which fit this decription. However, one of the references refers to the P85alpha regulatory subunit of PI3K. It has been assumed that this is the protein the authors are referring to. 2 bands correspond to Shc. Bands corresponding to HER3, P-HER3Y1289 and P-Her2Y1248 are seen which are not seen for wild-type HER-2.