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5ACB

Crystal Structure of the Human Cdk12-Cyclink Complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0006357biological_processregulation of transcription by RNA polymerase II
A0016538molecular_functioncyclin-dependent protein serine/threonine kinase regulator activity
B0006357biological_processregulation of transcription by RNA polymerase II
B0016538molecular_functioncyclin-dependent protein serine/threonine kinase regulator activity
C0004672molecular_functionprotein kinase activity
C0005524molecular_functionATP binding
C0006468biological_processprotein phosphorylation
D0004672molecular_functionprotein kinase activity
D0005524molecular_functionATP binding
D0006468biological_processprotein phosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues13
DetailsBINDING SITE FOR RESIDUE 5I1 C 2000
ChainResidue
CILE733
CASP817
CASP819
CGLN1037
CCYS1039
CGLU735
CVAL741
CLYS743
CALA754
CLYS756
CPHE813
CGLU814
CMET816

site_idAC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE 5I1 D 2000
ChainResidue
DILE733
DVAL741
DALA754
DLYS756
DPHE813
DGLU814
DMET816
DASP819
DGLU825
DGLN1037
DCYS1039
DGLU1041

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues24
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. IGEGTYGQVYkAkdkdtgel..........VALK
ChainResidueDetails
CILE733-LYS756

site_idPS00108
Number of Residues13
DetailsPROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. FlHrDIKcsNILL
ChainResidueDetails
CPHE855-LEU867

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"},{"source":"PROSITE-ProRule","id":"PRU10027","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues29
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"24662513","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"21406692","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

245663

PDB entries from 2025-12-03

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