AcsA

• Description: acetyl-CoA synthetase
  
  

Gene name	acsA
Synonyms
Essential	no
Product	acetyl-CoA synthetase)
Function	utilization of acetate, fatty acids
Metabolic function and regulation of this protein in SubtiPathways: Central C-metabolism
MW, pI	64 kDa, 5.547
Gene length, protein length	1716 bp, 572 aa
Immediate neighbours	tyrS, acuA
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU29680

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

Categories containing this gene/protein

utilization of specific carbon sources, utilization of lipids

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: ATP + acetate + CoA = AMP + diphosphate + acetyl-CoA (according to Swiss-Prot)

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

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification: acetylated on Lys-549 by AcuA, this results in inactivation PubMed, deacetylated by SrtN and AcuC deacetylates (and thereby activates) AcsA PubMed

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure:

• UniProt: P39062

• KEGG entry: [3]

• E.C. number: 6.2.1.1

Expression and regulation

• Operon: acsA PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • repressed by glucose (4.5-fold) (CcpA) PubMed
  • repressed during growth in the presence of branched chain amino acids (CodY) PubMed

• Regulatory mechanism:
  • CcpA: transcription repression PubMed
  • CodY: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:
  • GP1212 (acsA::kan), available in Stülke lab
• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: