AckA

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  • Description: acetate kinase

Gene name ackA
Synonyms
Essential no
Product acetate kinase
Function overflow metabolism
Gene expression levels in SubtiExpress: ackA
Metabolic function and regulation of this protein in SubtiPathways:
ackA
MW, pI 42 kDa, 5.191
Gene length, protein length 1185 bp, 395 aa
Immediate neighbours moaB, ytxK
Sequences Protein DNA DNA_with_flanks
Genetic context
AckA context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
AckA expression.png
















Categories containing this gene/protein

ATP synthesis, carbon core metabolism, most abundant proteins

This gene is a member of the following regulons

CcpA regulon, CodY regulon

The gene

Basic information

  • Locus tag: BSU29470

Phenotypes of a mutant

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: ATP + acetate = ADP + acetyl phosphate (according to Swiss-Prot)
  • Protein family: acetokinase family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Modification:
  • Effectors of protein activity:

Database entries

  • Structure: 2IIR (from Thermotoga maritima, 54% identity, 73% similarity)
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
    • expression activated by glucose (2.5 fold) (CcpA) PubMed
    • activated during growth in the presence of branched chain amino acids (CodY) PubMed
  • Additional information:
    • belongs to the 100 most abundant proteins PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, exponential phase): 3042 PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, early stationary phase after glucose exhaustion): 1758 PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, late stationary phase after glucose exhaustion): 2419 PubMed

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system: B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Jörg Stülke's lab
  • Antibody:

Labs working on this gene/protein

Linc Sonenshein, Tufts University, Boston, MA, USA Homepage

Your additional remarks

References

Reviews

Original publications