narK [Mon Aug 31 2015 13:57:20 GMT+0200 (CEST)]

nitrite extrusion protein

locus: BSU37320

pI: 10.10

mw: 42.00 kDa

function: nitrate respiration, nitrite export

product: nitrite extrusion protein

essential: no

synonyms

Genomic Context

categories

• [category|SW 1|Cellular processes] → [category|SW 1.2|Transporters] → [category|SW 1.2.4|Transporters/ other] → [category|SW 1.2.4.11|Other exporters]
• [category|SW 2|Metabolism] → [category|SW 2.1|Electron transport and ATP synthesis] → [category|SW 2.1.2|Respiration] → [category|SW 2.1.2.2|Anaerobic respiration]
• [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]

[SW|Categories] containing this gene/protein

• [SW|transporters/ other], [SW|respiration], [SW|membrane proteins]

This gene is a member of the following [SW|regulons]

• [SW|Fnr regulon], [SW|NsrR regulon]

The protein

Paralogous protein(s)

• [protein|search|NasA]

[SW|Localization]

• cell membrane [Pubmed|18763711]

Expression and Regulation

Operon

• ''[protein|search|narK]-[protein|search|fnr]'' [Pubmed|8846791]

[SW|Sigma factor]

• [protein|search|SigA] [Pubmed|8846791]

Regulation

• expressed under anaerobic conditions ([protein|search|Fnr]) [Pubmed|8846791,16428414]
• induced by nitric oxide under anaerobic conditions ([protein|search|NsrR]) [Pubmed|16885456]

Regulatory mechanism

• [protein|search|NsrR]: transcription repression [Pubmed|16885456]
• [protein|search|Fnr]: transcription activation [http://www.ncbi.nlm.nih.gov/sites/entrez/8846791,16428414 PubMed]

References

Reviews

• 11289299

Original publications

• 16885456,8846791,16428414,18763711