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1YOJ

Crystal structure of Src kinase domain

Functional Information from GO Data
ChainGOidnamespacecontents
A0004672molecular_functionprotein kinase activity
A0004713molecular_functionprotein tyrosine kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
B0004672molecular_functionprotein kinase activity
B0004713molecular_functionprotein tyrosine kinase activity
B0005524molecular_functionATP binding
B0006468biological_processprotein phosphorylation
Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues23
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGQGCFGEVWmGtwngttr...........VAIK
ChainResidueDetails
ALEU275-LYS297

site_idPS00109
Number of Residues13
DetailsPROTEIN_KINASE_TYR Tyrosine protein kinases specific active-site signature. YVHrDLRAANILV
ChainResidueDetails
ATYR384-VAL396

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: Proton acceptor => ECO:0000255|PROSITE-ProRule:PRU00159
ChainResidueDetails
ALEU389
BLEU389

site_idSWS_FT_FI2
Number of Residues4
DetailsBINDING:
ChainResidueDetails
AGLY276
ATHR298
BGLY276
BTHR298

site_idSWS_FT_FI3
Number of Residues2
DetailsMOD_RES: Phosphotyrosine; by FAK2 => ECO:0000250
ChainResidueDetails
ATHR419
BTHR419

site_idSWS_FT_FI4
Number of Residues2
DetailsMOD_RES: Phosphotyrosine; by CSK => ECO:0000269|PubMed:19307596, ECO:0000269|PubMed:26936507, ECO:0000269|PubMed:7525268, ECO:0000269|PubMed:7929427, ECO:0007744|PubMed:19369195
ChainResidueDetails
AGLN530
BGLN530

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASP388
AALA392

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASP388
BALA392

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASP388
AARG390

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASP388
BARG390

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASP388
AASN393
AARG390

site_idCSA6
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASP388
BASN393
BARG390

237735

PDB entries from 2025-06-18

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