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3KFA

Structural analysis of DFG-in and DFG-out dual Src-Abl inhibitors sharing a common vinyl purine template

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 PDB Data
site_idAC1
Number of Residues25
DetailsBINDING SITE FOR RESIDUE B91 A 1
ChainResidue
AHOH77
AILE293
ALEU298
AVAL299
AILE313
ATHR315
AGLU316
AMET318
ATHR319
AGLY321
APHE359
ALEU248
AHIS361
ALEU370
AALA380
AASP381
APHE382
AHOH528
AVAL256
AALA269
AVAL270
ALYS271
AGLU282
AGLU286
AMET290

site_idAC2
Number of Residues24
DetailsBINDING SITE FOR RESIDUE B91 B 1
ChainResidue
BHOH82
BLEU248
BVAL256
BALA269
BVAL270
BLYS271
BGLU282
BGLU286
BMET290
BILE293
BLEU298
BVAL299
BTHR315
BGLU316
BMET318
BTHR319
BGLY321
BPHE359
BHIS361
BLEU370
BALA380
BASP381
BPHE382
BHOH538

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues24
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGGGQYGEVYeGvwkkyslt..........VAVK
ChainResidueDetails
ALEU248-LYS271

site_idPS00109
Number of Residues13
DetailsPROTEIN_KINASE_TYR Tyrosine protein kinases specific active-site signature. FIHrDLAARNCLV
ChainResidueDetails
APHE359-VAL371

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues502
DetailsDomain: {"description":"Protein kinase","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues48
DetailsMotif: {"description":"Kinase activation loop"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"},{"source":"PROSITE-ProRule","id":"PRU10028","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues28
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P42684","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues6
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"UniProtKB","id":"P00519","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine; by autocatalysis and SRC-type Tyr-kinases","evidences":[{"source":"PubMed","id":"10988075","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12748290","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"9109492","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASP363
AARG367

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASP363
BARG367

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASP363
AALA365

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASP363
BALA365

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASN368
AASP363
AALA365

site_idCSA6
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
BASN368
BASP363
BALA365

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PDB entries from 2025-12-03

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