Difference between revisions of "QcrB"
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=Expression and regulation= | =Expression and regulation= | ||
| − | * '''Operon:''' | + | * '''Operon:''' ''[[qcrA]]-[[qcrB]]-[[qcrC]]'' {{PubMed|7592464}} |
| − | + | ||
| − | * '''[[Sigma factor]]:''' | + | * '''[[Sigma factor]]:''' [[SigA]] {{PubMed|7592464}} |
* '''Regulation:''' | * '''Regulation:''' | ||
| + | ** repressed by casamino acids [http://www.ncbi.nlm.nih.gov/pubmed/12107147 PubMed] | ||
| + | ** induced by oxygen limitation ([[ResD]]) {{PubMed|8631715}} | ||
* '''Regulatory mechanism:''' | * '''Regulatory mechanism:''' | ||
| + | ** [[ResD]]: transcription activation {{PubMed|8631715}} | ||
| − | * '''Additional information:''' | + | * '''Additional information:''' |
=Biological materials = | =Biological materials = | ||
Revision as of 21:19, 26 October 2009
- Description: component of the cytochrome bc complex, cytochrome-c reductase
| Gene name | qcrB |
| Synonyms | bfcB, petB |
| Essential | no |
| Product | cytochrome-c reductas |
| Function | respiration |
| MW, pI | 25 kDa, 7.441 |
| Gene length, protein length | 672 bp, 224 aa |
| Immediate neighbours | qcrC, qcrA |
| Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context 
This image was kindly provided by SubtiList
| |
Contents
The gene
Basic information
- Locus tag: BSU22550
Phenotypes of a mutant
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity:
- Protein family: peptidase M20A family (according to Swiss-Prot)
- Paralogous protein(s):
Extended information on the protein
- Kinetic information:
- Domains:
- Modification:
- Cofactor(s):
- Effectors of protein activity:
- Interactions:
- Localization: cell membrane (according to Swiss-Prot)
Database entries
- Structure:
- UniProt: P46912
- KEGG entry: [3]
- E.C. number:
Additional information
Expression and regulation
- Additional information:
Biological materials
- Mutant:
- Expression vector:
- lacZ fusion:
- GFP fusion:
- two-hybrid system:
- Antibody:
Labs working on this gene/protein
Your additional remarks
References
G Sun, E Sharkova, R Chesnut, S Birkey, M F Duggan, A Sorokin, P Pujic, S D Ehrlich, F M Hulett
Regulators of aerobic and anaerobic respiration in Bacillus subtilis.
J Bacteriol: 1996, 178(5);1374-85
[PubMed:8631715]
[WorldCat.org]
[DOI]
(P p)
J Yu, L Hederstedt, P J Piggot
The cytochrome bc complex (menaquinone:cytochrome c reductase) in Bacillus subtilis has a nontraditional subunit organization.
J Bacteriol: 1995, 177(23);6751-60
[PubMed:7592464]
[WorldCat.org]
[DOI]
(P p)
