Structure of PDB 4ygf Chain B

Receptor sequence
>4ygfB (length=223) Species: 85962 (Helicobacter pylori 26695) [Search protein sequence]
TKWDYKNKENGPHRWDKLHKDFEVCKSGKSQSPINIEHYYHTDLQFKYAA
SKPKAVFFTHHTLKASFEPTNHINYRGHDYVLDNVHFHAPMEFLINNKTR
PLSAHFVHKDAKGRLLVLAIGFEEGKENPNLDPILEGIQKKQNFKEVALD
AFLPKSINYYHFNGSLTAPPCTEGVAWFVIEEPLEVSAKQLAEIKKRMKN
SPNQRPVQPDYNTVIIKSSAETR
3D structure
PDB4ygf Structural Basis for the Inhibition of Helicobacter pylori alpha-Carbonic Anhydrase by Sulfonamides.
ChainB
Resolution2.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H85 H110 H112 E116 H129 T191
Catalytic site (residue number reindexed from 1) H61 H86 H88 E92 H105 T167
Enzyme Commision number ?
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 ZN B H110 H112 H129 H86 H88 H105
BS02 AZM B N108 H110 H129 V131 L190 T191 W201 N84 H86 H105 V107 L166 T167 W177 MOAD: Ki=21nM
Gene Ontology
Molecular Function
GO:0004089 carbonate dehydratase activity
GO:0008270 zinc ion binding
GO:0046872 metal ion binding

View graph for
Molecular Function
External links
PDB RCSB:4ygf, PDBe:4ygf, PDBj:4ygf
PDBsum4ygf
PubMed26010545
UniProtA0A0M3KL20

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