Structure of PDB 8okp Chain A Binding Site BS02

Receptor Information
>8okp Chain A (length=257) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
HWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQ
ATSLRILNNGHSFQVTFDDSQDKAVLKGGPLDGTYRLLQFHFHWGSLDGQ
GSEHTVDKKKYAAELHLVHWNTKYGDVGKAVQQPDGLAVLGIFLKVGSAK
PGLQKVVDVLDSIKTEGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLA
ECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMVDNWRPAQPLKNR
QIKASFK
Ligand information
Ligand IDVQW
InChIInChI=1S/C20H33NO4S/c1-12-10-17(22)20(3)9-7-16-15(18(12)20)5-4-13-11-14(25-26(21,23)24)6-8-19(13,16)2/h12-16,18H,4-11H2,1-3H3,(H2,21,23,24)/t12-,13-,14-,15-,16+,18+,19+,20-/m1/s1
InChIKeyDFYROWLUBVOBKY-VXQQXVLUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7CC1CC(=O)C2(C1C3CCC4CC(CCC4(C3CC2)C)OS(=O)(=O)N)C
OpenEye OEToolkits 2.0.7C[C@@H]1CC(=O)[C@@]2([C@@H]1[C@@H]3CC[C@@H]4C[C@@H](CC[C@@]4([C@H]3CC2)C)OS(=O)(=O)N)C
CACTVS 3.385C[CH]1CC(=O)[C]2(C)CC[CH]3[CH](CC[CH]4C[CH](CC[C]34C)O[S](N)(=O)=O)[CH]12
CACTVS 3.385C[C@@H]1CC(=O)[C@@]2(C)CC[C@H]3[C@@H](CC[C@@H]4C[C@@H](CC[C@]34C)O[S](N)(=O)=O)[C@H]12
FormulaC20 H33 N O4 S
Name[(3~{R},5~{R},8~{R},9~{S},10~{S},13~{S},14~{S},15~{R})-10,13,15-trimethyl-17-oxidanylidene-1,2,3,4,5,6,7,8,9,11,12,14,15,16-tetradecahydrocyclopenta[a]phenanthren-3-yl] sulfamate
ChEMBL
DrugBank
ZINC
PDB chain8okp Chain A 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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PDB8okp Carbonic Anhydrase II in Complex with Steriod_Sulphamoyl
Resolution1.25 Å
Binding residue
(original residue number in PDB)		Q92 H94 V130 L197 T198 T199
Binding residue
(residue number reindexed from 1)		Q89 H91 V127 L194 T195 T196
Annotation score1
Enzymatic activity
Enzyme Commision number 4.2.1.1: carbonic anhydrase.
4.2.1.69: cyanamide hydratase.
Gene Ontology
Molecular Function
GO:0004064 arylesterase activity
GO:0004089 carbonate dehydratase activity
GO:0005515 protein binding
GO:0008270 zinc ion binding
GO:0016829 lyase activity
GO:0018820 cyanamide hydratase activity
GO:0046872 metal ion binding
Biological Process
GO:0002009 morphogenesis of an epithelium
GO:0006730 one-carbon metabolic process
GO:0015670 carbon dioxide transport
GO:0032230 positive regulation of synaptic transmission, GABAergic
GO:0032849 positive regulation of cellular pH reduction
GO:0038166 angiotensin-activated signaling pathway
GO:0044070 regulation of monoatomic anion transport
GO:0046903 secretion
GO:0051453 regulation of intracellular pH
GO:0070050 neuron cellular homeostasis
GO:2001150 positive regulation of dipeptide transmembrane transport
GO:2001225 regulation of chloride transport
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0043209 myelin sheath
GO:0045177 apical part of cell
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:8okp, PDBe:8okp, PDBj:8okp
PDBsum8okp
PubMed
UniProtP00918|CAH2_HUMAN Carbonic anhydrase 2 (Gene Name=CA2)

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