Structure of PDB 6wq4 Chain A Binding Site BS02

Receptor Information
>6wq4 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
ATSLRILNNGHAFNVEFDDSQDKAVLKGGPLDGTYRLIQFHFHWGSLDGQ
GSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAK
PGLQKVVDVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLL
ECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMVDNWRPAQPLKNR
QIKASFK
Ligand information
Ligand IDU7A
InChIInChI=1S/C29H34N4O3S/c30-19-7-20-32(21-16-25-8-3-1-4-9-25)24-29(34)33(22-17-26-10-5-2-6-11-26)23-18-27-12-14-28(15-13-27)37(31,35)36/h1-6,8-15H,7,16-18,20-24H2,(H2,31,35,36)
InChIKeyXZPNEWBDLFUWEA-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7c1ccc(cc1)CCN(CCC#N)CC(=O)N(CCc2ccccc2)CCc3ccc(cc3)S(=O)(=O)N
CACTVS 3.385N[S](=O)(=O)c1ccc(CCN(CCc2ccccc2)C(=O)CN(CCC#N)CCc3ccccc3)cc1
ACDLabs 12.01c1c(ccc(c1)CCN(C(CN(CCc2ccccc2)CCC#N)=O)CCc3ccccc3)S(N)(=O)=O
FormulaC29 H34 N4 O3 S
NameN~2~-(2-cyanoethyl)-N,N~2~-bis(2-phenylethyl)-N-[2-(4-sulfamoylphenyl)ethyl]glycinamide
ChEMBLCHEMBL4649113
DrugBank
ZINC
PDB chain6wq4 Chain A Residue 303 [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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PDB6wq4 Sulfonamide Inhibitors of Human Carbonic Anhydrases Designed through a Three-Tails Approach: Improving Ligand/Isoform Matching and Selectivity of Action.
Resolution1.35 Å
Binding residue
(original residue number in PDB)		H94 H96 F131 G132 V135 L198 T199 T200 P202
Binding residue
(residue number reindexed from 1)		H91 H93 F127 G128 V131 L194 T195 T196 P198
Annotation score1
Binding affinityMOAD: Ki=368.5nM
BindingDB: Ki=369nM
Enzymatic activity
Catalytic site (original residue number in PDB) H64 H94 H96 E106 H119 T199
Catalytic site (residue number reindexed from 1) H61 H91 H93 E103 H116 T195
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
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Cellular Component
External links
PDB RCSB:6wq4, PDBe:6wq4, PDBj:6wq4
PDBsum6wq4
PubMed32519851
UniProtP00918|CAH2_HUMAN Carbonic anhydrase 2 (Gene Name=CA2)

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