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2CS2

Solution structure of the second Zn-finger domain of poly(ADP-ribose) polymerase-1

Functional Information from GO Data
ChainGOidnamespacecontents
A0003677molecular_functionDNA binding
A0008270molecular_functionzinc ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 200
ChainResidue
ACYS30
ACYS33
AHIS64
ACYS67

Functional Information from PROSITE/UniProt
site_idPS00347
Number of Residues38
DetailsZF_PARP_1 Zinc finger poly(ADP-ribose) polymerase (PARP)-type signature. CKgCmekIeKgqvRlskkmvdpekpqlgmidrWYHpgC
ChainResidueDetails
ACYS30-CYS67

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues90
DetailsZinc finger: {"description":"PARP-type 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00264","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsMotif: {"description":"Nuclear localization signal","evidences":[{"source":"PubMed","id":"1505517","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00264","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"21233213","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22683995","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3ODC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3ODE","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4AV1","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsSite: {"description":"Cleavage; by caspase-3 and caspase-7","evidences":[{"source":"PubMed","id":"10497198","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22464733","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7596430","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17525332","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2); alternate","evidences":[{"source":"PubMed","id":"25772364","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

242842

PDB entries from 2025-10-08

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