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

4FTU

Crystal Structure of the CHK1

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 Residues13
DetailsBINDING SITE FOR RESIDUE 7HK A 301
ChainResidue
AGLN13
ASER147
AASP148
AHOH516
AHOH539
ALEU15
ATYR20
AVAL23
ALYS38
ATYR86
ACYS87
AGLY90
ALEU137

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 302
ChainResidue
ALYS54
AARG129
ATHR153
AARG162
AHOH462

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL A 303
ChainResidue
ALYS132
AGLU134
ATHR170
AHOH502

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 304
ChainResidue
ATRP221
ALYS224
AHIS243
ALEU246
AHOH496

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE IPA A 305
ChainResidue
AILE96
ATYR173
AGLY204
AGLU205
AHOH518

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 Residues1
DetailsActive site: {"description":"Proton acceptor"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues9
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
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

239149

PDB entries from 2025-07-23

PDB statisticsPDBj update infoContact PDBjnumon