Structure of PDB 5jgs Chain B Binding Site BS01

Receptor Information
>5jgs Chain B (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
GSEHTVDKKKYAAELHLVHWNTKYGDYGKAVQQPDGLAVLGIFLKVGSAK
PGLQKVVDVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSATTPPLL
ECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMVDNWRPAQPLKNR
QIKASFK
Ligand information
Ligand IDEVF
InChIInChI=1S/C7H6N2O2S2/c8-13(10,11)7-9-5-3-1-2-4-6(5)12-7/h1-4H,(H2,8,10,11)
InChIKeySDYMYAFSQACTQP-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.2c1ccc2c(c1)nc(s2)S(=O)(=O)N
CACTVS 3.370N[S](=O)(=O)c1sc2ccccc2n1
ACDLabs 12.01O=S(=O)(c1nc2ccccc2s1)N
FormulaC7 H6 N2 O2 S2
Name1,3-benzothiazole-2-sulfonamide
ChEMBLCHEMBL168552
DrugBank
ZINCZINC000001847418
PDB chain5jgs Chain B Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB5jgs Water-Restructuring Mutations Can Reverse the Thermodynamic Signature of Ligand Binding to Human Carbonic Anhydrase.
Resolution1.11 Å
Binding residue
(original residue number in PDB)		H94 H119 V121 Y130 A197 T198 T199
Binding residue
(residue number reindexed from 1)		H91 H116 V118 Y127 A194 T195 T196
Annotation score1
Binding affinityBindingDB: Ki=30nM
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
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Cellular Component
External links
PDB RCSB:5jgs, PDBe:5jgs, PDBj:5jgs
PDBsum5jgs
PubMed28252841
UniProtP00918|CAH2_HUMAN Carbonic anhydrase 2 (Gene Name=CA2)

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