EtfB

• Description: electron transfer flavoprotein (beta subunit)
  
  

Gene name	etfB
Synonyms
Essential	no
Product	electron transfer flavoprotein (beta subunit)
Function	fatty acid degradation
Gene expression levels in SubtiExpress: etfB
Metabolic function and regulation of this protein in SubtiPathways: Fatty acid degradation
MW, pI	28 kDa, 4.187
Gene length, protein length	771 bp, 257 aa
Immediate neighbours	etfA, fadB
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed 500px

Categories containing this gene/protein

electron transport/ other, utilization of lipids

This gene is a member of the following regulons

CcpA regulon, FadR regulon

The gene

Basic information

• Locus tag: BSU28530

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: ETF beta-subunit/fixA family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: EtfA-EtfB (based on function)

• Localization:

Database entries

• Structure:

• UniProt: P94550

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon:
  • lcfA-fadR-fadB-etfB-etfA PubMed
  • fadR-fadB-etfB-etfA PubMed

• Expression browser: etfB PubMed

• Sigma factor:
  • lcfA: SigA PubMed
  • fadR: SigA PubMed

• Regulation:
  • induced by long-chain fatty acids (FadR) PubMed
  • subject to carbon catabolite repression (CcpA-HPr(Ser-P) PubMed

• Regulatory mechanism:
  • FadR: transcription repression PubMed
  • CcpA-HPr(Ser-P): transcription repression PubMed

• Additional information:

Biological materials

• Mutant:
  • 1A855 ( etfB::cat), PubMed, available at BGSC

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Additional publications: PubMed

Yasutaro Fujita, Hiroshi Matsuoka, Kazutake Hirooka
Regulation of fatty acid metabolism in bacteria.
Mol Microbiol: 2007, 66(4);829-39
[PubMed:17919287] [WorldCat.org] [DOI] (P p)

Hiroshi Matsuoka, Kazutake Hirooka, Yasutaro Fujita
Organization and function of the YsiA regulon of Bacillus subtilis involved in fatty acid degradation.
J Biol Chem: 2007, 282(8);5180-94
[PubMed:17189250] [WorldCat.org] [DOI] (P p)

Chiara Barabesi, Alessandro Galizzi, Giorgio Mastromei, Mila Rossi, Elena Tamburini, Brunella Perito
Bacillus subtilis gene cluster involved in calcium carbonate biomineralization.
J Bacteriol: 2007, 189(1);228-35
[PubMed:17085570] [WorldCat.org] [DOI] (P p)