Structure of PDB 7kko Chain C Binding Site BS02

Receptor Information
>7kko Chain C (length=210) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GTILLDLAPEDKEYQSVEEEMQSTIREHRDGGNAGGIFNRYNVIRIQKVV
NKKLRERFCHRQKEVSEENHNHHNERMLFHGSPFINAIIHKGFDERHAYI
GGMFGAGIYFAENSSKSNQYVYGIGGGTGCPTHKDRSCYICHRQMLFCRV
TLGKSFLQFSTMKMAHAPPGHHSVIGRPSVNGLAYAEYVIYRGEQAYPEY
LITYQIMKPE
Ligand information
Ligand ID09L
InChIInChI=1S/C24H23FN4O3/c25-20-8-5-15(14-21-17-3-1-2-4-18(17)22(30)27-26-21)13-19(20)24(32)29-11-9-28(10-12-29)23(31)16-6-7-16/h1-5,8,13,16H,6-7,9-12,14H2,(H,27,30)
InChIKeyFDLYAMZZIXQODN-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.2c1ccc2c(c1)C(=NNC2=O)Cc3ccc(c(c3)C(=O)N4CCN(CC4)C(=O)C5CC5)F
ACDLabs 12.01O=C(N4CCN(C(=O)c1c(F)ccc(c1)CC3=NNC(=O)c2c3cccc2)CC4)C5CC5
CACTVS 3.370Fc1ccc(CC2=NNC(=O)c3ccccc23)cc1C(=O)N4CCN(CC4)C(=O)C5CC5
FormulaC24 H23 F N4 O3
Name4-(3-{[4-(cyclopropylcarbonyl)piperazin-1-yl]carbonyl}-4-fluorobenzyl)phthalazin-1(2H)-one;
Olaparib
ChEMBLCHEMBL521686
DrugBankDB09074
ZINCZINC000040430143
PDB chain7kko Chain C Residue 1402 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB7kko Dissecting the molecular determinants of clinical PARP1 inhibitor selectivity for tankyrase1.
Resolution1.56 Å
Binding residue
(original residue number in PDB)		H1184 G1185 I1192 F1197 D1198 H1201 Y1203 I1212 Y1213 S1221 Y1224 I1228
Binding residue
(residue number reindexed from 1)		H80 G81 I88 F93 D94 H97 Y99 I108 Y109 S117 Y120 I124
Annotation score1
Binding affinityBindingDB: IC50=1230nM
Enzymatic activity
Enzyme Commision number 2.4.2.-
2.4.2.30: NAD(+) ADP-ribosyltransferase.
Gene Ontology
Molecular Function
GO:0003950 NAD+-protein poly-ADP-ribosyltransferase activity

View graph for
Molecular Function
External links
PDB RCSB:7kko, PDBe:7kko, PDBj:7kko
PDBsum7kko
PubMed33361107
UniProtO95271|TNKS1_HUMAN Poly [ADP-ribose] polymerase tankyrase-1 (Gene Name=TNKS)

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