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5XSR

novel orally efficacious inhibitors complexed with PARP1

Functional Information from GO Data
ChainGOidnamespacecontents
A0003950molecular_functionNAD+ poly-ADP-ribosyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues13
Detailsbinding site for residue 8EC A 401
ChainResidue
AGLU102
ASER243
ATYR246
AGLU327
AHOH547
AASP105
AHIS201
AGLY202
ATYR228
ATYR235
APHE236
AALA237
ALYS242

site_idAC2
Number of Residues6
Detailsbinding site for residue SO4 A 402
ChainResidue
AGLY182
AGLY182
ACYS184
ACYS184
AGLN185
AGLN185

site_idAC3
Number of Residues6
Detailsbinding site for residue SO4 A 403
ChainResidue
AARG204
ATHR205
ATHR206
AHOH512
AHOH515
AHOH550

site_idAC4
Number of Residues3
Detailsbinding site for residue SO4 A 404
ChainResidue
ALYS242
ALEU324
ATYR325

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues117
DetailsDomain: {"description":"PARP alpha-helical","evidences":[{"source":"PROSITE-ProRule","id":"PRU00398","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
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_FI3
Number of Residues5
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q9UGN5","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
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

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2); alternate","evidences":[{"source":"PubMed","id":"25218447","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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