Difference between revisions of "PckA"

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(Biological materials)
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** pGP1753 (N-terminal Strep-tag, for [[SPINE]], purification from ''B. subtilis'', in [[pGP380]]) (available in [[Stülke]] lab)
 
** pGP1753 (N-terminal Strep-tag, for [[SPINE]], purification from ''B. subtilis'', in [[pGP380]]) (available in [[Stülke]] lab)
 +
* pGP1762 (for expression, purification in ''E. coli'' with N-terminal His-tag, in pWH844, available in [[Stülke]] lab)
 
 
 
* '''lacZ fusion:'''
 
* '''lacZ fusion:'''

Revision as of 15:00, 4 November 2010

  • Description: phosphoenolpyruvate carboxykinase

Gene name pckA
Synonyms ppc
Essential no
Product phosphoenolpyruvate carboxykinase
Function synthesis of phosphoenolpyruvate
Metabolic function and regulation of this protein in SubtiPathways:
Central C-metabolism
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

  • Locus tag: BSU30560

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 + CO2 (according to Swiss-Prot) ATP + oxaloacetate = ADP + phosphoenolpyruvate + CO(2)
  • Protein family: phosphoenolpyruvate carboxykinase [ATP] family (according to Swiss-Prot) 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:
    • Mdh-PckA (this interaction occurs under gluconeogenic, but not under glycolytic conditions) PubMed
  • Localization: cytoplasm (according to Swiss-Prot), cytoplasm

Database entries

  • Structure: 2PXZ (E.coli)
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
    • pGP1753 (N-terminal Strep-tag, for SPINE, purification from B. subtilis, in pGP380) (available in Stülke lab)
  • pGP1762 (for expression, purification in E. coli with N-terminal His-tag, in pWH844, available in Stülke lab)
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system: B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Stülke lab
  • Antibody:
  • FLAG-tag construct: GP1102 (spc, based on pGP1331), available in the Stülke lab

Labs working on this gene/protein

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

Your additional remarks

References

Frederik M Meyer, Jan Gerwig, Elke Hammer, Christina Herzberg, Fabian M Commichau, Uwe Völker, Jörg Stülke
Physical interactions between tricarboxylic acid cycle enzymes in Bacillus subtilis: evidence for a metabolon.
Metab. Eng.: 2011, 13(1);18-27
[PubMed:20933603] [WorldCat.org] [DOI] (I p)

Simon Tännler, Eliane Fischer, Dominique Le Coq, Thierry Doan, Emmanuel Jamet, Uwe Sauer, Stéphane Aymerich
CcpN controls central carbon fluxes in Bacillus subtilis.
J. Bacteriol.: 2008, 190(18);6178-87
[PubMed:18586936] [WorldCat.org] [DOI] (I p)

Pascale Servant, Dominique Le Coq, Stéphane Aymerich
CcpN (YqzB), a novel regulator for CcpA-independent catabolite repression of Bacillus subtilis gluconeogenic genes.
Mol. Microbiol.: 2005, 55(5);1435-51
[PubMed:15720552] [WorldCat.org] [DOI] (P p)

Hans-Matti Blencke, Georg Homuth, Holger Ludwig, Ulrike Mäder, Michael Hecker, Jörg Stülke
Transcriptional profiling of gene expression in response to glucose in Bacillus subtilis: regulation of the central metabolic pathways.
Metab. Eng.: 2003, 5(2);133-49
[PubMed:12850135] [WorldCat.org] (P p)

A Lapidus, N Galleron, A Sorokin, S D Ehrlich
Sequencing and functional annotation of the Bacillus subtilis genes in the 200 kb rrnB-dnaB region.
Microbiology (Reading, Engl.): 1997, 143 ( Pt 11);3431-41
[PubMed:9387221] [WorldCat.org] [DOI] (P p)