#ID(s) interactor A	ID(s) interactor B	Alt. ID(s) interactor A	Alt. ID(s) interactor B	Alias(es) interactor A	Alias(es) interactor B	Interaction detection method(s)	Publication 1st author(s)	Publication Identifier(s)	Taxid interactor A	Taxid interactor B	Interaction type(s)	Source database(s)	Interaction identifier(s)	Confidence value(s)	Expansion method(s)	Biological role(s) interactor A	Biological role(s) interactor B	Experimental role(s) interactor A	Experimental role(s) interactor B	Type(s) interactor A	Type(s) interactor B	Xref(s) interactor A	Xref(s) interactor B	Interaction Xref(s)	Annotation(s) interactor A	Annotation(s) interactor B	Interaction annotation(s)	Host organism(s)	Interaction parameter(s)	Creation date	Update date	Checksum(s) interactor A	Checksum(s) interactor B	Interaction Checksum(s)	Negative	Feature(s) interactor A	Feature(s) interactor B	Stoichiometry(s) interactor A	Stoichiometry(s) interactor B	Identification method participant A	Identification method participant B
uniprotkb:O60880	uniprotkb:O15117	intact:EBI-6983382|ensembl:ENSP00000360181|uniprotkb:O95386|uniprotkb:Q6FGS6|uniprotkb:O95385|intact:MINT-113697|uniprotkb:A8MSW0|uniprotkb:O95384|uniprotkb:O95383|uniprotkb:Q9UNR0	intact:EBI-1753267|uniprotkb:O00359|ensembl:ENSP00000316460|ensembl:ENSP00000426346|uniprotkb:A8K2Y8|uniprotkb:E9PBV9|uniprotkb:Q9NZI9|uniprotkb:B4DLN2	psi-mi:sh21a_human(display_long)|uniprotkb:SH2D1A(gene name)|psi-mi:SH2D1A(display_short)|uniprotkb:DSHP(gene name synonym)|uniprotkb:SAP(gene name synonym)|uniprotkb:Signaling lymphocytic activation molecule-associated protein(gene name synonym)|uniprotkb:T-cell signal transduction molecule SAP(gene name synonym)|uniprotkb:Duncan disease SH2-protein(gene name synonym)	psi-mi:fyb1_human(display_long)|uniprotkb:FYB1(gene name)|psi-mi:FYB1(display_short)|uniprotkb:Adhesion and degranulation promoting adaptor protein(gene name synonym)|uniprotkb:FYB(gene name synonym)|uniprotkb:FYB-120/130(gene name synonym)|uniprotkb:FYN-T-binding protein(gene name synonym)|uniprotkb:SLAP-130(gene name synonym)|uniprotkb:SLAP130(gene name synonym)|uniprotkb:SLP-76-associated phosphoprotein(gene name synonym)	psi-mi:"MI:0096"(pull down)	Simarro et al. (2004)	pubmed:15096483|mint:MINT-5217002	taxid:9606(human)|taxid:9606(Homo sapiens)	taxid:9606(human)|taxid:9606(Homo sapiens)	psi-mi:"MI:0407"(direct interaction)	psi-mi:"MI:0471"(MINT)	intact:EBI-7172097|mint:MINT-56623	-	-	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0496"(bait)	psi-mi:"MI:0498"(prey)	psi-mi:"MI:0326"(protein)	psi-mi:"MI:0326"(protein)	rcsb pdb:1D4W|rcsb pdb:1KA6|rcsb pdb:1KA7|rcsb pdb:1M27|reactome:R-HSA-198933|ensembl:ENSG00000183918(gene)|ensembl:ENST00000371139(transcript)|go:"GO:0002250"(adaptive immune response)|go:"GO:0005737"(cytoplasm)|go:"GO:0005829"(cytosol)|go:"GO:0006959"(humoral immune response)|go:"GO:0006968"(cellular defense response)|rcsb pdb:1D4T|go:"GO:0007267"(cell-cell signaling)|go:"GO:0045087"(innate immune response)|go:"GO:0045954"(positive regulation of natural killer cell mediated cytotoxicity)|go:"GO:0050776"(regulation of immune response)|go:"GO:0050860"(negative regulation of T cell receptor signaling pathway)|interpro:IPR000980(SH2 motif)|interpro:IPR017289(SH2 protein 1A)|interpro:IPR035876|interpro:IPR036860|rcsb pdb:1D1Z|refseq:NP_001108409.1|refseq:NP_002342.1|dip:DIP-40768N|mint:MINT-1176087(identity)	refseq:XP_011512310.1|refseq:XP_011512311.1|refseq:XP_011512312.1|refseq:NP_955367.1|go:"GO:0072659"(protein localization to plasma membrane)|interpro:IPR001452(Src homology-3)|interpro:IPR029294|interpro:IPR030635|interpro:IPR035540|interpro:IPR036028|interpro:IPR043443|mint:O15117|rcsb pdb:1RI9|rcsb pdb:2GTJ|rcsb pdb:2GTO|reactome:R-HSA-202433|reactome:R-HSA-391160|ensembl:ENSG00000082074(gene)|ensembl:ENST00000351578(transcript)|ensembl:ENST00000515010(transcript)|go:"GO:0005102"(signaling receptor binding)|go:"GO:0005634"(nucleus)|go:"GO:0005829"(cytosol)|go:"GO:0005886"(plasma membrane)|go:"GO:0006955"(immune response)|go:"GO:0007229"(integrin-mediated signaling pathway)|go:"GO:0008289"(lipid binding)|go:"GO:0015629"(actin cytoskeleton)|go:"GO:0030054"(cell junction)|go:"GO:0032991"(protein-containing complex)|go:"GO:0044877"(protein-containing complex binding)|go:"GO:0050852"(T cell receptor signaling pathway)|refseq:NP_001230022.1|refseq:NP_001456.3|refseq:XP_006714527.1|refseq:XP_006714528.1|refseq:XP_006714529.1|dip:DIP-42204N|mint:MINT-1176093(identity)	-	comment:mint|function:Inhibitor of the SLAM self-association. Acts by blocking recruitment of the SH2-domain-containing signal-transduction molecule SHP-2 to a docking site in the slam cytoplasmic region|function:"Defects in SH2D1A are a cause of lymphoproliferative syndrome X-linked type 1 (XLP1) [MIM:308240]; also known as X-linked lymphoproliferative disease (XLPD) or Duncan disease. XLP is a rare immunodeficiency characterized by extreme susceptibility to infection with Epstein-Barr virus (EBV). Symptoms include severe or fatal mononucleosis, acquired hypogammaglobulinemia, pancytopenia and malignant lymphoma"|comment:"Stoichiometry: 1.0"	comment:"Stoichiometry: 1.0"	figure legend:F4A|comment:homomint|comment:mint|dataset:Virus - Publications including interactions involving viral proteins	taxid:-1(in vitro)|taxid:-1(In vitro)	-	2005/03/15	2014/10/16	rogid:tJL+FA6RUPeEknwUp85WT2p0+/c9606	rogid:ObeGCVefTolMBQGVT/WhglH5F009606	intact-crc:7B4F5F3BD24B7C75|rigid:QSAmZCqCj1B3nsqtuZqTFWQAPvI	false	tag:?-?(MINT-1176088)	-	-	-	psi-mi:"MI:0078"(nucleotide sequence identification)	psi-mi:"MI:0078"(nucleotide sequence identification)
uniprotkb:O60880	uniprotkb:O15117	intact:EBI-6983382|ensembl:ENSP00000360181|uniprotkb:O95386|uniprotkb:Q6FGS6|uniprotkb:O95385|intact:MINT-113697|uniprotkb:A8MSW0|uniprotkb:O95384|uniprotkb:O95383|uniprotkb:Q9UNR0	intact:EBI-1753267|uniprotkb:O00359|ensembl:ENSP00000316460|ensembl:ENSP00000426346|uniprotkb:A8K2Y8|uniprotkb:E9PBV9|uniprotkb:Q9NZI9|uniprotkb:B4DLN2	psi-mi:sh21a_human(display_long)|uniprotkb:SH2D1A(gene name)|psi-mi:SH2D1A(display_short)|uniprotkb:DSHP(gene name synonym)|uniprotkb:SAP(gene name synonym)|uniprotkb:Signaling lymphocytic activation molecule-associated protein(gene name synonym)|uniprotkb:T-cell signal transduction molecule SAP(gene name synonym)|uniprotkb:Duncan disease SH2-protein(gene name synonym)	psi-mi:fyb1_human(display_long)|uniprotkb:FYB1(gene name)|psi-mi:FYB1(display_short)|uniprotkb:Adhesion and degranulation promoting adaptor protein(gene name synonym)|uniprotkb:FYB(gene name synonym)|uniprotkb:FYB-120/130(gene name synonym)|uniprotkb:FYN-T-binding protein(gene name synonym)|uniprotkb:SLAP-130(gene name synonym)|uniprotkb:SLAP130(gene name synonym)|uniprotkb:SLP-76-associated phosphoprotein(gene name synonym)	psi-mi:"MI:0018"(two hybrid)	Simarro et al. (2004)	pubmed:15096483|mint:MINT-5217002	taxid:9606(human)|taxid:9606(Homo sapiens)	taxid:9606(human)|taxid:9606(Homo sapiens)	psi-mi:"MI:0915"(physical association)	psi-mi:"MI:0471"(MINT)	intact:EBI-7172196|mint:MINT-56628	-	-	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0496"(bait)	psi-mi:"MI:0498"(prey)	psi-mi:"MI:0326"(protein)	psi-mi:"MI:0326"(protein)	rcsb pdb:1D4W|rcsb pdb:1KA6|rcsb pdb:1KA7|rcsb pdb:1M27|reactome:R-HSA-198933|ensembl:ENSG00000183918(gene)|ensembl:ENST00000371139(transcript)|go:"GO:0002250"(adaptive immune response)|go:"GO:0005737"(cytoplasm)|go:"GO:0005829"(cytosol)|go:"GO:0006959"(humoral immune response)|go:"GO:0006968"(cellular defense response)|rcsb pdb:1D4T|go:"GO:0007267"(cell-cell signaling)|go:"GO:0045087"(innate immune response)|go:"GO:0045954"(positive regulation of natural killer cell mediated cytotoxicity)|go:"GO:0050776"(regulation of immune response)|go:"GO:0050860"(negative regulation of T cell receptor signaling pathway)|interpro:IPR000980(SH2 motif)|interpro:IPR017289(SH2 protein 1A)|interpro:IPR035876|interpro:IPR036860|rcsb pdb:1D1Z|refseq:NP_001108409.1|refseq:NP_002342.1|dip:DIP-40768N|mint:MINT-1176102(identity)	refseq:XP_011512310.1|refseq:XP_011512311.1|refseq:XP_011512312.1|refseq:NP_955367.1|go:"GO:0072659"(protein localization to plasma membrane)|interpro:IPR001452(Src homology-3)|interpro:IPR029294|interpro:IPR030635|interpro:IPR035540|interpro:IPR036028|interpro:IPR043443|mint:O15117|rcsb pdb:1RI9|rcsb pdb:2GTJ|rcsb pdb:2GTO|reactome:R-HSA-202433|reactome:R-HSA-391160|ensembl:ENSG00000082074(gene)|ensembl:ENST00000351578(transcript)|ensembl:ENST00000515010(transcript)|go:"GO:0005102"(signaling receptor binding)|go:"GO:0005634"(nucleus)|go:"GO:0005829"(cytosol)|go:"GO:0005886"(plasma membrane)|go:"GO:0006955"(immune response)|go:"GO:0007229"(integrin-mediated signaling pathway)|go:"GO:0008289"(lipid binding)|go:"GO:0015629"(actin cytoskeleton)|go:"GO:0030054"(cell junction)|go:"GO:0032991"(protein-containing complex)|go:"GO:0044877"(protein-containing complex binding)|go:"GO:0050852"(T cell receptor signaling pathway)|refseq:NP_001230022.1|refseq:NP_001456.3|refseq:XP_006714527.1|refseq:XP_006714528.1|refseq:XP_006714529.1|dip:DIP-42204N|mint:MINT-1176108(identity)	-	comment:mint|function:Inhibitor of the SLAM self-association. Acts by blocking recruitment of the SH2-domain-containing signal-transduction molecule SHP-2 to a docking site in the slam cytoplasmic region|function:"Defects in SH2D1A are a cause of lymphoproliferative syndrome X-linked type 1 (XLP1) [MIM:308240]; also known as X-linked lymphoproliferative disease (XLPD) or Duncan disease. XLP is a rare immunodeficiency characterized by extreme susceptibility to infection with Epstein-Barr virus (EBV). Symptoms include severe or fatal mononucleosis, acquired hypogammaglobulinemia, pancytopenia and malignant lymphoma"|comment:"Stoichiometry: 1.0"	comment:"Stoichiometry: 1.0"	figure legend:F4B|comment:homomint|comment:mint|dataset:Virus - Publications including interactions involving viral proteins	taxid:559292(yeast)|taxid:559292(Saccharomyces cerevisiae)	-	2005/03/15	2014/10/16	rogid:tJL+FA6RUPeEknwUp85WT2p0+/c9606	rogid:ObeGCVefTolMBQGVT/WhglH5F009606	intact-crc:644F907491B3B826|rigid:QSAmZCqCj1B3nsqtuZqTFWQAPvI	false	tag:?-?(MINT-1176103)	binding-associated region:1-248(MINT-1176109)|tag:?-?(MINT-1176112)	-	-	psi-mi:"MI:0078"(nucleotide sequence identification)	psi-mi:"MI:0078"(nucleotide sequence identification)
uniprotkb:O60880	uniprotkb:P06239	intact:EBI-6983382|ensembl:ENSP00000360181|uniprotkb:O95386|uniprotkb:Q6FGS6|uniprotkb:O95385|intact:MINT-113697|uniprotkb:A8MSW0|uniprotkb:O95384|uniprotkb:O95383|uniprotkb:Q9UNR0	intact:EBI-1348|uniprotkb:P07100|uniprotkb:Q12850|uniprotkb:Q13152|uniprotkb:Q5TDH8|uniprotkb:Q5TDH9|uniprotkb:Q96DW4|uniprotkb:Q9NYT8|ensembl:ENSP00000337825|ensembl:ENSP00000477713|uniprotkb:Q7RTZ3|uniprotkb:D3DPP8	psi-mi:sh21a_human(display_long)|uniprotkb:SH2D1A(gene name)|psi-mi:SH2D1A(display_short)|uniprotkb:DSHP(gene name synonym)|uniprotkb:SAP(gene name synonym)|uniprotkb:Signaling lymphocytic activation molecule-associated protein(gene name synonym)|uniprotkb:T-cell signal transduction molecule SAP(gene name synonym)|uniprotkb:Duncan disease SH2-protein(gene name synonym)	psi-mi:lck_human(display_long)|uniprotkb:Protein YT16(gene name synonym)|uniprotkb:Proto-oncogene Lck(gene name synonym)|uniprotkb:T cell-specific protein-tyrosine kinase(gene name synonym)|uniprotkb:LCK(gene name)|psi-mi:LCK(display_short)|uniprotkb:Lymphocyte cell-specific protein-tyrosine kinase(gene name synonym)|uniprotkb:p56-LCK(gene name synonym)|uniprotkb:Leukocyte C-terminal Src kinase(gene name synonym)	psi-mi:"MI:0018"(two hybrid)	Simarro et al. (2004)	pubmed:15096483|mint:MINT-5217002	taxid:9606(human)|taxid:9606(Homo sapiens)	taxid:9606(human)|taxid:9606(Homo sapiens)	psi-mi:"MI:0915"(physical association)	psi-mi:"MI:0471"(MINT)	intact:EBI-7172284|mint:MINT-56629	-	-	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0496"(bait)	psi-mi:"MI:0498"(prey)	psi-mi:"MI:0326"(protein)	psi-mi:"MI:0326"(protein)	rcsb pdb:1D4W|rcsb pdb:1KA6|rcsb pdb:1KA7|rcsb pdb:1M27|reactome:R-HSA-198933|ensembl:ENSG00000183918(gene)|ensembl:ENST00000371139(transcript)|go:"GO:0002250"(adaptive immune response)|go:"GO:0005737"(cytoplasm)|go:"GO:0005829"(cytosol)|go:"GO:0006959"(humoral immune response)|go:"GO:0006968"(cellular defense response)|rcsb pdb:1D4T|go:"GO:0007267"(cell-cell signaling)|go:"GO:0045087"(innate immune response)|go:"GO:0045954"(positive regulation of natural killer cell mediated cytotoxicity)|go:"GO:0050776"(regulation of immune response)|go:"GO:0050860"(negative regulation of T cell receptor signaling pathway)|interpro:IPR000980(SH2 motif)|interpro:IPR017289(SH2 protein 1A)|interpro:IPR035876|interpro:IPR036860|rcsb pdb:1D1Z|refseq:NP_001108409.1|refseq:NP_002342.1|dip:DIP-40768N|mint:MINT-1176120(identity)	refseq:NP_001036236.1|refseq:NP_005347.3|ensembl:ENSG00000182866(gene)|go:"GO:0004713"(protein tyrosine kinase activity)|go:"GO:0004714"(transmembrane receptor protein tyrosine kinase activity)|ensembl:ENST00000336890(transcript)|ensembl:ENST00000619559(transcript)|go:"GO:0000242"(pericentriolar material)|go:"GO:0001772"(immunological synapse)|go:"GO:0001784"(phosphotyrosine residue binding)|go:"GO:0043274"(phospholipase binding)|go:"GO:0043548"(phosphatidylinositol 3-kinase binding)|go:"GO:0045087"(innate immune response)|go:"GO:0045121"(membrane raft)|go:"GO:0050852"(T cell receptor signaling pathway)|go:"GO:0004715"(non-membrane spanning protein tyrosine kinase activity)|go:"GO:0004722"(protein serine/threonine phosphatase activity)|go:"GO:0005102"(signaling receptor binding)|go:"GO:0005524"(ATP binding)|go:"GO:0005829"(cytosol)|go:"GO:0005886"(plasma membrane)|go:"GO:0006468"(protein phosphorylation)|go:"GO:0006882"(cellular zinc ion homeostasis)|go:"GO:0006919"(activation of cysteine-type endopeptidase activity involved in apoptotic process)|go:"GO:0007169"(transmembrane receptor protein tyrosine kinase signaling pathway)|go:"GO:0008022"(protein C-terminus binding)|go:"GO:0016004"(phospholipase activator activity)|go:"GO:0018108"(peptidyl-tyrosine phosphorylation)|go:"GO:0019901"(protein kinase binding)|go:"GO:0019903"(protein phosphatase binding)|go:"GO:0030097"(hemopoiesis)|go:"GO:0030154"(cell differentiation)|go:"GO:0030168"(platelet activation)|go:"GO:0030217"(T cell differentiation)|go:"GO:0031234"(extrinsic component of cytoplasmic side of plasma membrane)|go:"GO:0031295"(T cell costimulation)|go:"GO:0034116"(positive regulation of heterotypic cell-cell adhesion)|go:"GO:0035556"(intracellular signal transduction)|go:"GO:0042169"(SH2 domain binding)|go:"GO:0042493"|go:"GO:0042608"(T cell receptor binding)|go:"GO:0042609"(CD4 receptor binding)|go:"GO:0042610"(CD8 receptor binding)|go:"GO:0042802"(identical protein binding)|dip:DIP-553N|go:"GO:0050853"(B cell receptor signaling pathway)|go:"GO:0050862"(positive regulation of T cell receptor signaling pathway)|go:"GO:0050870"(positive regulation of T cell activation)|go:"GO:0050900"(leukocyte migration)|go:"GO:0051117"(ATPase binding)|go:"GO:0051209"(release of sequestered calcium ion into cytosol)|go:"GO:0051249"(regulation of lymphocyte activation)|go:"GO:0070062"(extracellular exosome)|go:"GO:1903039"(positive regulation of leukocyte cell-cell adhesion)|go:"GO:2001244"(positive regulation of intrinsic apoptotic signaling pathway)|interpro:IPR000719(Protein kinase, core)|interpro:IPR000980(SH2 motif)|interpro:IPR001245(Tyrosine protein kinase)|interpro:IPR001452(Src homology-3)|interpro:IPR008266(Tyrosine protein kinase, active site)|interpro:IPR011009(Protein kinase-like)|interpro:IPR017441(Protein kinase ATP binding, conserved site)|interpro:IPR020635|interpro:IPR035749|interpro:IPR035850|interpro:IPR036028|interpro:IPR036860|mint:P06239|rcsb pdb:1BHF|rcsb pdb:1BHH|rcsb pdb:1CWD|rcsb pdb:1CWE|rcsb pdb:1FBZ|rcsb pdb:1H92|rcsb pdb:1IJR|rcsb pdb:1KIK|rcsb pdb:1LCJ|rcsb pdb:1LCK|rcsb pdb:1LKK|rcsb pdb:1LKL|rcsb pdb:1Q68|rcsb pdb:1Q69|rcsb pdb:1QPC|rcsb pdb:1QPD|rcsb pdb:1QPE|rcsb pdb:1QPJ|rcsb pdb:1X27|rcsb pdb:2IIM|rcsb pdb:2OF2|rcsb pdb:2OF4|rcsb pdb:2OFU|rcsb pdb:2OFV|rcsb pdb:2OG8|rcsb pdb:2PL0|rcsb pdb:2ZM1|rcsb pdb:2ZM4|rcsb pdb:2ZYB|rcsb pdb:3AC1|rcsb pdb:3AC2|rcsb pdb:3AC3|rcsb pdb:3AC4|rcsb pdb:3AC5|rcsb pdb:3AC8|rcsb pdb:3ACJ|rcsb pdb:3ACK|rcsb pdb:3AD4|rcsb pdb:3AD5|rcsb pdb:3AD6|rcsb pdb:3B2W|rcsb pdb:3BRH|rcsb pdb:3BYM|rcsb pdb:3BYO|rcsb pdb:3BYS|rcsb pdb:3BYU|rcsb pdb:3KMM|rcsb pdb:3KXZ|rcsb pdb:3LCK|rcsb pdb:3MPM|rcsb pdb:4C3F|rcsb pdb:4D8K|rcsb pdb:5MTM|rcsb pdb:5MTN|rcsb pdb:6H6A|rcsb pdb:6PDJ|reactome:R-HSA-114604|reactome:R-HSA-1257604|reactome:R-HSA-1433557|reactome:R-HSA-1433559|reactome:R-HSA-164944|reactome:R-HSA-167590|reactome:R-HSA-202424|reactome:R-HSA-202427|reactome:R-HSA-202430|reactome:R-HSA-202433|reactome:R-HSA-210990|reactome:R-HSA-2219530|reactome:R-HSA-2424491|reactome:R-HSA-389356|reactome:R-HSA-389357|reactome:R-HSA-389359|reactome:R-HSA-389513|reactome:R-HSA-389948|reactome:R-HSA-6811558|reactome:R-HSA-9013407|reactome:R-HSA-9020558|reactome:R-HSA-9670439|reactome:R-HSA-9706374|mint:MINT-1176126(identity)	-	comment:mint|function:Inhibitor of the SLAM self-association. Acts by blocking recruitment of the SH2-domain-containing signal-transduction molecule SHP-2 to a docking site in the slam cytoplasmic region|function:"Defects in SH2D1A are a cause of lymphoproliferative syndrome X-linked type 1 (XLP1) [MIM:308240]; also known as X-linked lymphoproliferative disease (XLPD) or Duncan disease. XLP is a rare immunodeficiency characterized by extreme susceptibility to infection with Epstein-Barr virus (EBV). Symptoms include severe or fatal mononucleosis, acquired hypogammaglobulinemia, pancytopenia and malignant lymphoma"|comment:"Stoichiometry: 1.0"	comment:"Stoichiometry: 1.0"	figure legend:F4B|comment:homomint|comment:mint|dataset:Virus - Publications including interactions involving viral proteins	taxid:559292(yeast)|taxid:559292(Saccharomyces cerevisiae)	-	2005/03/15	2014/10/16	rogid:tJL+FA6RUPeEknwUp85WT2p0+/c9606	rogid:AIdRYIcSNXmD2ovQiEn9N4CWr/M9606	intact-crc:C4C451B782C31A01|rigid:sE/YFIq/8B3XyKbCqwIrjLRdtH0	false	tag:?-?(MINT-1176121)	binding-associated region:229-508(MINT-1176127)|tag:?-?(MINT-1176130)	-	-	psi-mi:"MI:0078"(nucleotide sequence identification)	psi-mi:"MI:0078"(nucleotide sequence identification)