LcfA

• Description: long chain acyl-CoA synthetase, involved in surfactin production
  
  

Gene name	lcfA
Synonyms
Essential	no
Product	long chain acyl-CoA synthetase
Function	fatty acid degradation
Gene expression levels in SubtiExpress: lcfA
Metabolic function and regulation of this protein in SubtiPathways: Fatty acid degradation
MW, pI	62 kDa, 6.119
Gene length, protein length	1680 bp, 560 aa
Immediate neighbours	fadR, yshE
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

utilization of lipids

This gene is a member of the following regulons

CcpA regulon, FadR regulon

The gene

Basic information

• Locus tag: BSU28560

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: ATP + a long-chain carboxylic acid + CoA = AMP + diphosphate + an acyl-CoA (according to Swiss-Prot), activates 3-hydroxy fatty acids for surfactin biosynthesis PubMed

• Protein family: ATP-dependent AMP-binding enzyme family (according to Swiss-Prot)

• Paralogous protein(s): LcfB, YhfT, YngI

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization: cytoplasm (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: P94547

• KEGG entry: [3]

• E.C. number: 6.2.1.3

Expression and regulation

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

• Expression browser: lcfA PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • subject to carbon catabolite repression (CcpA-HPr(Ser-P) PubMed
  • induced by long chain acyl-CoA (C14 ... C20) (FadR) PubMed

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

• Additional information:

Biological materials

• Mutant: available in Mohamed Marahiel's lab PubMed
  • 1A852 ( lcfA::cat), PubMed, available at BGSC

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Additional publications: PubMed