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qoxD [Wed Jan 20 2016 13:22:23 GMT+0100 (CET)]
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qoxD [Wed Jan 20 2016 13:22:23 GMT+0100 (CET)]

cytochrome aa3 quinol oxidase (subunit IV)
locus
BSU38140
pI
5.00
mw
13.00 kDa
function
respiration
product
cytochrome aa3 quinol oxidase (subunit IV)
essential
no
synonyms
ipa-40d
Outlinks
KEGGBsubCycSubtiListUniProtExpression Browser

Genomic Context

      

categories

  • [category|SW 2|Metabolism] → [category|SW 2.1|Electron transport and ATP synthesis] → [category|SW 2.1.2|Respiration] → [category|SW 2.1.2.1|Terminal oxidases]
  • [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]

    • [SW|Categories] containing this gene/protein

  • [SW|respiration], [SW|membrane proteins]

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

  • [SW|stringent response], [SW|CitB regulon] (putative)

    • Gene

    Coordinates on the chromosome (coding sequence)
    3,914,315 -> 3,914,689

    The protein

    Catalyzed reaction/ biological activity

  • Ubiquinol-8 O2 = Ubiquinone-8 H2O (according to Swiss-Prot)

    • Protein family

  • cytochrome c oxidase bacterial subunit 4 family (according to Swiss-Prot)

    • [SW|Localization]

  • cell membrane (according to Swiss-Prot)

    • Expression and Regulation

    Operon

  • ''[protein|search|qoxA]-[protein|search|qoxB]-[protein|search|qoxC]-[protein|search|qoxD]'' [Pubmed|1316894]

    • Regulation

  • [protein|search|RelA] dependent downregulation (Class I) during stringent response [Pubmed|11948165]

    • Additional information

  • the presence of an iron-responsive element bound by [SW|CitB] between ''[SW|feuA]'' and ''[SW|feuB]'' suggests iron-dependent regulation by [SW|CitB] [Pubmed|10468622]

    • References

  • 11073895,1316894,20351111,10551842,10468622