Structure of PDB 4csz Chain A Binding Site BS04

Receptor Information
>4csz Chain A (length=335) Species: 85698 (Achromobacter xylosoxidans) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DADKLPHTKVTLVAPPQVHPHEQATKSGPKVVEFTMTIEEKKMVIDDKGT
TLQAMTFNGSMPGPTLVVHEGDYVQLTLVNPATNAMPHNVDFHGATGALG
GAKLTNVNPGEQATLRFKADRSGTFVYHCAPEGMVPWHVVSGMSGTLMVL
PRDGLKDPQGKPLHYDRAYTIGEFDLYIPKGPDGKYKDYATLAESYGDTV
QVMRTLTPSHIVFNGKVGALTGANALTAKVGETVLLIHSQANRDTRPHLI
GGHGDWVWETGKFANPPQRDLETWFIRGGSAGAALYTFKQPGVYAYLNHN
LIEACELGAAGHIKVEGKWNDDLMKQIKAPAPIPR
Ligand information
Ligand IDNO2
InChIInChI=1S/HNO2/c2-1-3/h(H,2,3)/p-1
InChIKeyIOVCWXUNBOPUCH-UHFFFAOYSA-M
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341		[O-]N=O
OpenEye OEToolkits 1.5.0N(=O)[O-]
FormulaN O2
NameNITRITE ION
ChEMBL
DrugBankDB12529
ZINC
PDB chain4csz Chain A Residue 1340 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4csz Impact of Residues Remote from the Catalytic Centre on Enzyme Catalysis of Copper Nitrite Reductase.
Resolution1.75 Å
Binding residue
(original residue number in PDB)		D92 H94 H129
Binding residue
(residue number reindexed from 1)		D91 H93 H128
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) H89 D92 H94 H129 C130 H139 M144 H249 E273 T274 H300
Catalytic site (residue number reindexed from 1) H88 D91 H93 H128 C129 H138 M143 H248 E272 T273 H299
Enzyme Commision number 1.7.2.1: nitrite reductase (NO-forming).
Gene Ontology
Molecular Function
GO:0005507 copper ion binding
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0050421 nitrite reductase (NO-forming) activity
Biological Process
GO:0019333 denitrification pathway
GO:0042128 nitrate assimilation
Cellular Component
GO:0042597 periplasmic space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4csz, PDBe:4csz, PDBj:4csz
PDBsum4csz
PubMed25022223
UniProtO68601

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