Structure of PDB 7onp Chain AAA Binding Site BS01

Receptor Information
>7onp Chain AAA (length=256) 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
QIKASF
Ligand information
Ligand IDVL2
InChIInChI=1S/C14H14N4O5S.C10H15.ClH.Ir/c15-24(22,23)12-3-1-10(2-4-12)5-7-17-14(19)13-9-11(18(20)21)6-8-16-13;1-6-7(2)9(4)10(5)8(6)3;;/h1-4,6,8-9H,5,7H2,(H3,15,17,19,22,23);1-5H3;1H;/q;;;+3/p-2
InChIKeyWUOZRCRVUWNRSO-UHFFFAOYSA-L
SMILES
SoftwareSMILES
CACTVS 3.385CC1C(C)C(C)C(C)C1C.N[S](=O)(=O)c2ccc(CCN3[Ir](Cl)[n+]4ccc(cc4C3=O)[N](=O)=O)cc2
OpenEye OEToolkits 2.0.7CC12C3([Ir]1456(C2(C4(C53C)C)C)([n+]7ccc(cc7C(=O)N6CCc8ccc(cc8)S(=O)(=O)N)N(=O)=O)Cl)C
FormulaC24 H28 Cl Ir N4 O5 S
Name4-[2-(9-chloranyl-2',3',4',5',6'-pentamethyl-4-nitro-7-oxidanylidene-spiro[1$l^{4},8-diaza-9$l^{8}-iridabicyclo[4.3.0]nona-1,3,5-triene-9,1'-1$l^{8}-iridapentacyclo[2.2.0.0^{1,3}.0^{1,5}.0^{2,6}]hexane]-8-yl)ethyl]benzenesulfonamide
ChEMBL
DrugBank
ZINC
PDB chain7onp Chain AAA Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7onp A Dual Anchoring Strategy for the Directed Evolution of Improved Artificial Transfer Hydrogenases Based on Carbonic Anhydrase.
Resolution1.408 Å
Binding residue
(original residue number in PDB)		Q92 H94 H119 F130 L197 T198 T199
Binding residue
(residue number reindexed from 1)		Q89 H91 H116 F127 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

View graph for
Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:7onp, PDBe:7onp, PDBj:7onp
PDBsum7onp
PubMed34849402
UniProtP00918|CAH2_HUMAN Carbonic anhydrase 2 (Gene Name=CA2)

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