Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

4A9S

CRYSTAL STRUCTURE OF HUMAN CHK2 IN COMPLEX WITH BENZIMIDAZOLE CARBOXAMIDE INHIBITOR

Functional Information from GO Data
ChainGOidnamespacecontents
A0004672molecular_functionprotein kinase activity
A0005524molecular_functionATP binding
A0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NO3 A 1514
ChainResidue
AARG217
AGLY403
ATYR404
AASN405
AARG406

site_idAC2
Number of Residues10
DetailsBINDING SITE FOR RESIDUE RU9 A 1515
ChainResidue
AGLU305
AGLY307
AGLU308
ALEU354
ATHR367
AASP368
ALEU226
ALYS249
ALEU303
AMET304

Functional Information from PROSITE/UniProt
site_idPS00108
Number of Residues13
DetailsPROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. IiHrDLKpeNVLL
ChainResidueDetails
AILE343-LEU355

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton acceptor"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues9
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine; by autocatalysis","evidences":[{"source":"PubMed","id":"18644861","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine; by autocatalysis","evidences":[{"source":"PubMed","id":"11390408","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17715138","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

PDB statisticsPDBj update infoContact PDBjnumon