Structure of PDB 5w6o Chain A Binding Site BS01

Receptor Information
>5w6o Chain A (length=352) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EQPEPRTRRRAYLWCKEFLPGAWRGLREDEFHISVIRGGLSNMLFQCSLP
DTTATLGDEPRKVLLRLYGEAMVLESVMFAILAERSLGPKLYGIFPQGRL
EQFIPSRRLDTEELSLPDISAEIAEKMATFHGMKMPFNKEPKWLFGTMEK
YLKEVLRIKFTEESRIKKLHKLLSYNLPLELENLRSLLESTPSPVVFCHN
DCQEGNILLLEGRENSEKQKLMLIDFEYSSYNYRGFDIGNHFCEWMYDYS
YEKYPFFRANIRKYPTKKQQLHFISSYLPAFQNDFENLSTEEKSIIKEEM
LLEVNRFALASHFLWGLWSIVQAKISSIEFGYMDYAQARFDAYFHQKRKL
GV
Ligand information
Ligand ID9X1
InChIInChI=1S/C46H38Cl2N4/c1-49(39-23-19-37(47)20-24-39)43-27-29-51(45-9-5-3-7-41(43)45)31-33-11-15-35(16-12-33)36-17-13-34(14-18-36)32-52-30-28-44(42-8-4-6-10-46(42)52)50(2)40-25-21-38(48)22-26-40/h3-30H,31-32H2,1-2H3/q+2
InChIKeyQGYGTMZEJNOHNU-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.6CN(c1ccc(cc1)Cl)c2cc[n+](c3c2cccc3)Cc4ccc(cc4)c5ccc(cc5)C[n+]6ccc(c7c6cccc7)N(C)c8ccc(cc8)Cl
ACDLabs 12.01c1(ccc(Cl)cc1)N(C)c2cc[n+](c3c2cccc3)Cc4ccc(cc4)c8ccc(C[n+]5ccc(c6c5cccc6)N(C)c7ccc(cc7)Cl)cc8
CACTVS 3.385CN(c1ccc(Cl)cc1)c2cc[n+](Cc3ccc(cc3)c4ccc(C[n+]5ccc(N(C)c6ccc(Cl)cc6)c7ccccc57)cc4)c8ccccc28
FormulaC46 H38 Cl2 N4
Name1,1'-[[1,1'-biphenyl]-4,4'-diylbis(methylene)]bis{4-[(4-chlorophenyl)(methyl)amino]quinolin-1-ium};
TCD-717
ChEMBLCHEMBL1181829
DrugBank
ZINCZINC000028475173
PDB chain5w6o Chain A Residue 501 [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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PDB5w6o Identification of a Unique Inhibitor-Binding Site on Choline Kinase alpha.
Resolution2.35 Å
Binding residue
(original residue number in PDB)
Y148 A176 M177 F200 P201 T252 Y256 E332 Y333 F341 L419 W420
Binding residue
(residue number reindexed from 1)
Y68 A71 M72 F95 P96 T147 Y151 E227 Y228 F236 L314 W315
Annotation score1
Binding affinityMOAD: ic50=520nM
PDBbind-CN: -logKd/Ki=6.28,IC50=520nM
Enzymatic activity
Enzyme Commision number 2.7.1.32: choline kinase.
2.7.1.82: ethanolamine kinase.
External links
PDB RCSB:5w6o, PDBe:5w6o, PDBj:5w6o
PDBsum5w6o
PubMed29389115
UniProtP35790|CHKA_HUMAN Choline kinase alpha (Gene Name=CHKA)

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