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5A00

Structure of human PARP1 catalytic domain bound to an isoindolinone inhibitor

Functional Information from GO Data
ChainGOidnamespacecontents
A0003950molecular_functionNAD+ poly-ADP-ribosyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues14
DetailsBINDING SITE FOR RESIDUE D7N A 2012
ChainResidue
AGLN759
AALA898
ALYS903
ASER904
ATYR907
AGLU988
AVAL762
AHIS862
AGLY863
ATHR887
AGLY888
ATYR889
ATYR896
APHE897

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 2013
ChainResidue
ALYS903
ALEU985
ATYR986

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 2014
ChainResidue
AARG858
AASN928
AMET929
ALYS945
ALYS949

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"For poly [ADP-ribose] polymerase activity","evidences":[{"source":"PubMed","id":"32028527","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"7852410","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"9315851","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues5
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q9UGN5","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"21406692","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246333

PDB entries from 2025-12-17

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