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3KR8

Human tankyrase 2 - catalytic PARP domain in complex with an inhibitor XAV939

Functional Information from GO Data
ChainGOidnamespacecontents
A0003950molecular_functionNAD+ poly-ADP-ribosyltransferase activity
C0003950molecular_functionNAD+ poly-ADP-ribosyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 1
ChainResidue
ACYS1081
AHIS1084
ACYS1089
ACYS1092

site_idAC2
Number of Residues15
DetailsBINDING SITE FOR RESIDUE XAV A 1163
ChainResidue
APHE1035
AALA1049
ATYR1050
ATYR1060
APHE1061
AALA1062
ASER1068
ATYR1071
AILE1075
AGLU1138
AGOL10
AHOH332
AHIS1031
AGLY1032
APRO1034

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 2
ChainResidue
AHOH114
AHOH140
AHOH241
AARG977
AHIS979
AARG980
ALYS1067

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 A 4
ChainResidue
AHOH153
AHOH199
AASN990
AARG991
APRO1160
AGLU1161

site_idAC5
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 10
ChainResidue
AHOH364
ATYR1050
AGLY1053
AMET1054
APHE1055
ATYR1060
AGLU1138
AXAV1163

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 1
ChainResidue
CCYS1081
CHIS1084
CCYS1089
CCYS1092

site_idAC7
Number of Residues14
DetailsBINDING SITE FOR RESIDUE XAV C 1163
ChainResidue
CGOL11
CHOH188
CHIS1031
CGLY1032
CPHE1035
CALA1049
CTYR1050
CTYR1060
CPHE1061
CALA1062
CSER1068
CTYR1071
CILE1075
CGLU1138

site_idAC8
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 C 1164
ChainResidue
CHOH178
CARG977
CHIS979
CARG980
CLYS1067
CGLN1070

site_idAC9
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 C 3
ChainResidue
CHOH73
CASN990
CARG991
CPRO1160
CGLU1161

site_idBC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL C 11
ChainResidue
AHOH142
CHOH176
CTYR1050
CMET1054
CPHE1055
CTYR1060
CGLU1138
CXAV1163

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"O95271","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a26
ChainResidueDetails
AGLU1138
ATYR1071

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a26
ChainResidueDetails
CGLU1138
CTYR1071

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PDB entries from 2025-12-17

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