Biological Nitrogen Removal Database

A manually curated data resource for microbial nitrogen removal


Detailed description of the enzyme

Enzyme name Nitrite oxidoreductase
Synonyms nxrA; nxrA2; nxr; nxrX; nxrB; nxrC;
nxD; norA; norB; norC; norD
Gene cluster nxrABC
Classification Oxidoreductases
Genes nxrA, nxrB, nxrC, nxD
Pathway Nitrogen metabolism: Nitrification: Nitratation
Substrate Nitrite
Water
Product Nitrate
Hydron c
Mechanism Link
Subunit
Gene
Protein name
Organism
Status
Accession Number (Genbank)
Accession Number (GenPept)
Accession Number (UniProt)
nxrA
Nitrite oxidoreductase, alpha subunit
Candidatus Nitrospira inopinata
Unreviewed
LN885086 
CUQ65854.1
A0A0S4KRS1
Gene
Protein name
Organism
Status
Accession Number (Genbank)
Accession Number (GenPept)
Accession Number (UniProt)
nxrB
Putative Nitrate oxidoreductase, beta subunit
Nitrospira sp. ND1
Unreviewed
FWEX01000006 
CUQ65853
A0A0S4KR75
Gene
Protein name
Organism
Status
Accession Number (Genbank)
Accession Number (GenPept)
Accession Number (UniProt)
nxrC
Nitrite oxidoreductase gamma subunit
Candidatus Scalindua brodae
Unreviewed
JRYO01000071  
KHE93152.1
A0A0B0EJC3
Gene
Protein name
Organism
Status
Accession Number (Genbank)
Accession Number (GenPept)
Accession Number (UniProt)
nxrD
Putative Nitrite oxidoreductase, delta subunit NxrD
Thiocapsa sp. KS1
Unreviewed
CVPF01000364   
CRI68046.1
A0A0U5JFR4
Reference

Authors

Title

PubMed ID

Full research link

van Kessel et al., 2015

Complete nitrification by a single microorganism

26610025

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PubMed ID

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Meincke et al., 1992

Nitrite oxidoreductase from Nitrobacter hamburgensis: redox centers and their catalytic role

n/a

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PubMed ID

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Lücker et al., 2010

A Nitrospira metagenome illuminates the physiology and evolution of globally important nitrite-oxidizing bacteria

20624973

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Title

PubMed ID

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Kirstein and Bock. 1993

Close genetic relationship between Nitrobacter hamburgensis nitrite oxidoreductase and Escherichia coli nitrate reductases

8297210

Link

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Title

PubMed ID

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Pinto et al., 2015

Metagenomic Evidence for the Presence of Comammox Nitrospira-Like Bacteria in a Drinking Water System

27303675

Link

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Title

PubMed ID

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Pjevac et al., 2017

AmoA-Targeted Polymerase Chain Reaction Primers for the Specific Detection and Quantification of Comammox Nitrospira in the Environment

28824606

Link

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Title

PubMed ID

Full research link

Gonzalez-Martinez et al., 2016

Detection of comammox bacteria in full-scale wastewater treatment bioreactors using tag-454-pyrosequencing

27783252

Link