qcrC [Mon Aug 31 2015 13:55:16 GMT+0200 (CEST)]

menaquinol:cytochrome c oxidoreductase (cytochrome b/c subunit), component of the cytochrome bc complex

locus: BSU22540

pI: 7.17

mw: 28.00 kDa

function: respiration

product: menaquinol:cytochrome c oxidoreductase (cytochrome b/c subunit)

essential: no

synonyms: bfcC, petD

Genomic Context

categories

• [category|SW 2|Metabolism] → [category|SW 2.1|Electron transport and ATP synthesis] → [category|SW 2.1.2|Respiration] → [category|SW 2.1.2.4|Respiration/ other]
• [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]

syns: bfcC, petD

[SW|Categories] containing this gene/protein

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

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

• [SW|AbrB regulon], [SW|ResD regulon]

The protein

[SW|Localization]

• cell membrane [Pubmed|23880299]

[SW|Interactions]

• [protein|search|KinB]-[protein|search|QcrC] [Pubmed|23599347]
• part of a [SW|respiratory supercomplex] [Pubmed|23880299]
• [protein|search|QcrA]-[protein|search|QcrB]-[protein|search|QcrC] [Pubmed|23880299]

Expression and Regulation

Operon

• ''[protein|search|qcrA]-[protein|search|qcrB]-[protein|search|qcrC]'' [Pubmed|7592464]

[SW|Sigma factor]

• [protein|search|SigA] [Pubmed|7592464]

Regulation

• repressed by casamino acids [Pubmed|12107147]
• induced by oxygen limitation ([protein|search|ResD]) [Pubmed|8631715]
• repressed by glucose ([protein|search|CcpA]) [Pubmed|12850135]

Regulatory mechanism

• [protein|search|ResD]: transcription activation [Pubmed|8631715]
• [protein|search|CcpA]: transcription repression [Pubmed|12850135]
• [protein|search|AbrB]: transcription repression [Pubmed|20817675]

References

• 8631715,7592464,12850135,12107147,23599347,20817675,23880299