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2E9P

Structure of h-CHK1 complexed with A771129

Functional Information from GO Data
ChainGOidnamespacecontents
A0000077biological_processDNA damage checkpoint signaling
A0004672molecular_functionprotein kinase activity
A0004674molecular_functionprotein serine/threonine kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues17
DetailsBINDING SITE FOR RESIDUE 77A A 1001
ChainResidue
ALEU15
ASER88
AGLU91
AGLU134
AASN135
ALEU137
ASER147
AASP148
AHOH1022
AGLY16
ATYR20
AVAL23
AALA36
ALEU84
AGLU85
ATYR86
ACYS87

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues24
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGEGAYGEVQlAvnrvteea..........VAVK
ChainResidueDetails
ALEU15-LYS38

site_idPS00108
Number of Residues13
DetailsPROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. ItHrDIKpeNLLL
ChainResidueDetails
AILE126-LEU138

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues256
DetailsDomain: {"description":"Protein kinase","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton acceptor"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues9
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"32357935","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AGLU134
AASP130

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASP130
ALYS132

site_idCSA3
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
ATHR170
AASP130
ALYS132

site_idCSA4
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ir3
ChainResidueDetails
AASN135
AASP130
ALYS132

238582

PDB entries from 2025-07-09

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