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BioLiP

Structure of PDB 6g9u Chain C Binding Site BS02

Receptor Information
>6g9u Chain C (length=241) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RVSPACAGRFQSPVDIRPQLAAFSPALRPLELLGFQLPPLPELRLRNNGH
SVQLTLPPGLEMALGPGREYRALQLHLHWGAAGRPGSEHTVEGHRFPAEI
HVVHLSTAFARVDEALGRPGGLAVLAAFLEEGPEENSAYEQLLSRLEEIA
EEGSETQVPGLDISALLPSDFSRYFQYEGSLTTPPCAQGVIWTVFNQTVM
LSAKQLHTLSDTLWGPGDSRLQLNFRATQPLNGRVIEASFP
Ligand information
Ligand IDETK
InChIInChI=1S/C23H27F3N2O4S2/c24-17-18(25)22(34(27,31)32)20(28-16-6-4-2-1-3-5-7-16)19(26)21(17)33-13-12-14-8-10-15(11-9-14)23(29)30/h8-11,16,28H,1-7,12-13H2,(H,29,30)(H2,27,31,32)
InChIKeyNSPLIZZJJJBIDP-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.6c1cc(ccc1CCSc2c(c(c(c(c2F)F)S(=O)(=O)N)NC3CCCCCCC3)F)C(=O)O
CACTVS 3.385N[S](=O)(=O)c1c(F)c(F)c(SCCc2ccc(cc2)C(O)=O)c(F)c1NC3CCCCCCC3
FormulaC23 H27 F3 N2 O4 S2
Name4-[2-[3-(cyclooctylamino)-2,5,6-tris(fluoranyl)-4-sulfamoyl-phenyl]sulfanylethyl]benzoic acid
ChEMBL
DrugBank
ZINC
PDB chain6g9u Chain C Residue 302 [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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PDB6g9u Novel fluorinated carbonic anhydrase IX inhibitors reduce hypoxia-induced acidification and clonogenic survival of cancer cells.
Resolution1.75 Å
Binding residue
(original residue number in PDB)		R60 N62 H64 Q92 H94 H96 H119 V121 L198 T199 T200
Binding residue
(residue number reindexed from 1)		R46 N48 H50 Q74 H76 H78 H101 V103 L181 T182 T183
Annotation score1
Binding affinityMOAD: Kd=0.2nM
Enzymatic activity
Catalytic site (original residue number in PDB) H64 H94 H96 E106 H119 T199
Catalytic site (residue number reindexed from 1) H50 H76 H78 E88 H101 T182
Enzyme Commision number 4.2.1.1: carbonic anhydrase.
Gene Ontology
Molecular Function
GO:0004089 carbonate dehydratase activity
GO:0008270 zinc ion binding

View graph for
Molecular Function
External links
PDB RCSB:6g9u, PDBe:6g9u, PDBj:6g9u
PDBsum6g9u
PubMed29928486
UniProtQ16790|CAH9_HUMAN Carbonic anhydrase 9 (Gene Name=CA9)

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