etfB [2017-05-24 13:01:15]

electron transfer flavoprotein (beta subunit)

Locus: BSU28530

Isoelectric point: 4.19

Molecular weight: 28.37 kDa

Protein length: 257 aa

Gene length: 771 bp

Function: fatty acid degradation

Product: electron transfer flavoprotein (beta subunit)

Essential: no

Synonyms

Genomic Context

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Categories containing this gene/protein

• Metabolism → Electron transport and ATP synthesis → Electron transport/ other
• Metabolism → Lipid metabolism → Utilization of lipids → Utilization of fatty acids

Gene

Coordinates: 2,916,378 → 2,917,151

The protein

Protein family

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

Structure

• 1EFP (from Paracoccus denitrificans, 37% identity) PubMed

Expression and Regulation

Operons

• Genes: lcfA-fadR-fadB-etfB-etfA
  Description: PubMed

  Sigma factors

  • SigA: sigma factor, PubMed, in SigA regulon

  Regulatory mechanism

  • FadR: repression, PubMed, in FadR regulon
  • CcpA: repression, PubMed, in CcpA regulon

  Regulation

  • induced by long chain acyl-CoA (C14 ... C20) (FadR) PubMed
  • expression of the operon is strongly induced during biofilm formation PubMed

• Genes: fadR-fadB-etfB-etfA
  Description: PubMed

  Regulation

  • induced by long-chain fatty acids (FadR) PubMed

Biological materials

Mutant

• 1A855 ( etfB::cat), PubMed, available at BGSC
• BKE28530 (etfB::erm, available in the BGSC, in Fabian Commichau's, and in Jörg Stülke's lab)PubMed

References

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