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 
SLM45753.1
A0A1W1HYC8
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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Lücker et al., 2010

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

20624973

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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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Starkenburg et al., 2006

Genome Sequence of the Chemolithoautotrophic Nitrite-Oxidizing Bacterium Nitrobacter winogradskyi Nb-255

16517654

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Title

PubMed ID

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de Almeida et al., 2015

Immunogold Localization of Key Metabolic Enzymes in the Anammoxosome and on the Tubule-Like Structures of Kuenenia stuttgartiensis

25962914

Link

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Title

PubMed ID

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Hemp et al., 2016

Genomics of a phototrophic nitrite oxidizer: insights into the evolution of photosynthesis and nitrification

27093047

Link