PckA

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  • Description: phosphoenolpyruvate carboxykinase

Gene name pckA
Synonyms ppc
Essential no
Product phosphoenolpyruvate carboxykinase
Function synthesis of phosphoenolpyruvate
MW, pI 58,1 kDa, 5.12
Gene length, protein length 1581 bp, 527 amino acids
Immediate neighbours metK, ytmB
Gene sequence (+200bp) Protein sequence
Caution: The sequence for this gene in SubtiList contains errors
Genetic context
PckA context.gif
This image was kindly provided by SubtiList




The gene

Basic information

  • Coordinates: 3128579 - 3130159

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: ATP + oxaloacetate = ADP + phosphoenolpyruvate + CO(2)
  • Protein family: phosphoenolpyruvate carboxykinase [ATP] family
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
    • Nucleotide binding Domain (233–240)
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions:
  • Localization: cytoplasm

Database entries

  • Structure: 2PXZ (E.coli)
  • Swiss prot entry: [3]
  • KEGG entry: [4]
  • E.C. number: [5]

Additional information

Expression and regulation

  • Operon:
  • Regulation: repressed by glucose (7-fold) PubMed, repressed (35-times) Glc, repressor CcpN PubMed
  • Regulatory mechanism: transcription repression
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • Antibody:

Labs working on this gene/protein

Stephane Aymerich, Microbiology and Molecular Genetics, INRA Paris-Grignon, France

Your additional remarks

References

  1. Blencke et al. (2003) Transcriptional profiling of gene expression in response to glucose in Bacillus subtilis: regulation of the central metabolic pathways. Metab Eng. 5: 133-149 PubMed
  2. Servant et al. (2005) CcpN (YqzB), a novel regulator for CcpA-independent catabolite repression of Bacillus subtilis gluconeogenic genes. Mol. Microbiol. 55: 1435-1451. PubMed
  3. Tännler et al. (2008) CcpN controls central carbon fluxes in Bacillus subtilis. J. Bacteriol. 190: 6178-6187. PubMed