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7KKN

Structure of the catalytic domain of tankyrase 1 in complex with talazoparib

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C, D
(A, B, C, D)
Poly [ADP-ribose] polymerasepolymer21324356.64UniProt (Q59FX0)
Pfam (PF00644)
UniProt (by SIFTS) (O95271)
Homo sapiens (Human)PARP
2E, H, K, M
(A, B, C, D)
ZINC IONnon-polymer65.44Chemie (ZN)
3F, I, L, N
(A, B, C, D)
(8S,9R)-5-fluoro-8-(4-fluorophenyl)-9-(1-methyl-1H-1,2,4-triazol-5-yl)-2,7,8,9-tetrahydro-3H-pyrido[4,3,2-de]phthalazin-3-onenon-polymer380.44Chemie (2YQ)
4G, J
(A, B)
2-(N-MORPHOLINO)-ETHANESULFONIC ACIDnon-polymer195.22Chemie (MES)
5O, P, Q, R
(A, B, C, D)
waterwater18.0951Chemie (HOH)
Sequence modifications
A, B, C, D: 1104 - 1314 (UniProt: Q59FX0)
PDBExternal DatabaseDetails
Gly 1102-expression tag
Ser 1103-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight97426.3
Non-Polymers*Number of molecules10
Total formula weight2173.5
All*Total formula weight99599.8
*Water molecules are not included.

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PDB entries from 2025-06-11

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