Difference between revisions of "PckA"

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* '''Swiss prot entry:''' [http://www.uniprot.org/uniprot/P54418 P54418]
 
* '''Swiss prot entry:''' [http://www.uniprot.org/uniprot/P54418 P54418]
  
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu+BSU30560]
+
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu+BSU30560 BSU30560]
  
 
* '''E.C. number:''' [http://www.expasy.org/enzyme/4.1.1.49 4.1.1.49] 9 4.1.1.49]
 
* '''E.C. number:''' [http://www.expasy.org/enzyme/4.1.1.49 4.1.1.49] 9 4.1.1.49]

Revision as of 23:35, 13 May 2009

  • 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
Get the DNA and protein sequences
(Barbe et al., 2009)
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 (according to Swiss-Prot), cytoplasm

Database entries

  • Structure: 2PXZ (E.coli)

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