Structure of PDB 2zpb Chain A Binding Site BS02

Receptor Information

>2zpb Chain A (length=197) Species: 1833 (Rhodococcus erythropolis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

ENAAPAQAPVSDRAWALFRALDGKGLVPDGYVEGWKKTFEEDFSPRRGAE
LVARAWTDPEFRQLLLTDGTAAVAQYGYLGPQGEYIVAVEDTPTLKNVIV
CSLCSCTAWPILGLPPTWYKSFEYRARVVREPRKVLSEMGTEIASDIEIR
VYDTTAETRYMVLPQRPAGTEGWSQEQLQEIVTKDCLIGVAIPQVPT

Ligand information

Ligand ID

InChI

InChI=1S/HNO/c1-2/h1H

InChIKey

ODUCDPQEXGNKDN-UHFFFAOYSA-N

SMILES

Software	SMILES
CACTVS 3.385 OpenEye OEToolkits 2.0.7	[N]=O

Formula

N O

Name

NITRIC OXIDE;
Nitrogen monoxide

PDB chain

2zpb Chain A Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

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Structure summary

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PDB	2zpb Catalytic mechanism of nitrile hydratase proposed by time-resolved X-ray crystallography using a novel substrate, tert-butylisonitrile
Resolution	1.3 Å
Binding residue (original residue number in PDB)	A112 S113 C114
Binding residue (residue number reindexed from 1)	A104 S105 C106
Annotation score	1

Enzymatic activity

Catalytic site (original residue number in PDB)	C109 C112 S113 C114
Catalytic site (residue number reindexed from 1)	C101 C104 S105 C106
Enzyme Commision number	4.2.1.84: nitrile hydratase.

Gene Ontology

	Molecular Function
GO:0003824	catalytic activity
GO:0016829	lyase activity
GO:0018822	nitrile hydratase activity
GO:0046872	metal ion binding
GO:0046914	transition metal ion binding
GO:0080109	indole-3-acetonitrile nitrile hydratase activity

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Molecular Function

External links

PDB	RCSB:2zpb, PDBe:2zpb, PDBj:2zpb
PDBsum	2zpb
PubMed	18948265
UniProt	P13448\|NHAA_RHOER Nitrile hydratase subunit alpha (Gene Name=nthA)

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