Structure of PDB 5og5 Chain A Binding Site BS04

Receptor Information
>5og5 Chain A (length=332) Species: 223 (Achromobacter cycloclastes) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DISTLPRVKVDLVKPPFVHAHDQVAKTGPRVVEFTMTIEEKKLVIDREGT
EIHAMTFNGSVPGPLMVVHENDYVELRLINPDTNTLLHNIDFHAATGALG
GGALTQVNPGEETTLRFKATKPGVFVYHCAPEGMVPWHVTSGMNGAIMVL
PRDGLKDEKGQPLTYDKIYYVGEQDFYVPKDEAGNYKKYETPGEAYEDAV
KAMRTLTPTHIVFNGAVGALTGDHALTAAVGERVLVVHSQANRDTRPHLI
GGHGDYVWATGKFRNPPDLDQETWLIPGGTAGAAFYTFRQPGVYAYVNHN
LIEAFELGAAGHFKVTGEWNDDLMTSVVKPAS
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 chain5og5 Chain A Residue 505 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB5og5 Enzyme catalysis captured using multiple structures from one crystal at varying temperatures.
Resolution1.82 Å
Binding residue
(original residue number in PDB)		D251 R253 E310
Binding residue
(residue number reindexed from 1)		D244 R246 E303
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) H95 D98 H100 H135 C136 H145 M150 H255 E279 T280 H306
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: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:5og5, PDBe:5og5, PDBj:5og5
PDBsum5og5
PubMed29755744
UniProtP25006|NIR_ACHCY Copper-containing nitrite reductase (Gene Name=nirK)

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