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

4BDH

Fragment-based screening identifies a new area for inhibitor binding to checkpoint kinase 2 (CHK2)

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 Residues4
DetailsBINDING SITE FOR RESIDUE NO3 A 1513
ChainResidue
ALEU375
AGLY403
AASN405
AARG406

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE WVI A 1514
ChainResidue
ALEU354
AALA247
ALEU301
AGLU302
AMET304
AGLU308

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO A 1515
ChainResidue
AGLU219
AASN290
APHE291
APHE292

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO A 1516
ChainResidue
AGLU273
ALEU277
ATHR367
AASP368
APHE369

site_idAC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 1517
ChainResidue
AVAL211
ATYR212
AARG406

site_idAC6
Number of Residues2
DetailsBINDING SITE FOR RESIDUE EDO A 1518
ChainResidue
AARG346
AASN405

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 Residues26
DetailsRegion: {"description":"T-loop/activation segment"}
ChainResidueDetails

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

site_idSWS_FT_FI3
Number of Residues9
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine; by autocatalysis","evidences":[{"source":"PubMed","id":"18644861","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine; by autocatalysis","evidences":[{"source":"PubMed","id":"11390408","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17715138","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

242842

PDB entries from 2025-10-08

PDB statisticsPDBj update infoContact PDBjnumon