LevD

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  • Description: fructose-specific phosphotransferase system, EIIA component

Gene name levD
Synonyms sacL
Essential no
Product fructose-specific phosphotransferase system, EIIA component
Function fructose uptake and phosphorylation
MW, pI 16 kDa, 4.479
Gene length, protein length 438 bp, 146 aa
Immediate neighbours levE, levR
Gene sequence (+200bp) Protein sequence
Genetic context
LevD context.gif



The gene

Basic information

  • Coordinates:

Phenotypes of a mutant

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family:
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions:
  • Localization:

Database entries

  • Structure:
  • Swiss prot entry:
  • KEGG entry: [2]
  • E.C. number: 2.7.1.69

Additional information

Expression and regulation

  • Regulation: carbon catabolite repression, induction by fructose
  • Regulatory mechanism: catabolite repression: transcription repression by CcpA, transcription activator LevR is less active in the presence of glucose; induction: transcription activation by LevR
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

  1. Martin-Verstraete, I., Débarbouillé, M., Klier, A., and Rapoport, G. (1990) Levanase operon of Bacillus subtilis includes a fructose-specific phosphotransferase system regulating the expression of the operon. J Mol Biol 214: 657-671. PubMed
  2. Martin-Verstraete, I. M. Débarbouillé, A. Klier, and G. Rapoport. 1992. Mutagenesis of the Bacillus subtilis ˝-12, -24˝ promoter of the levanase operon and evidence for the existence of an upstream activating sequence. J. Mol. Biol. 226: 85-99. PubMed
  3. Stülke, J., Martin-Verstraete, I., Charrier, V., Klier, A., Deutscher, J. & Rapoport, G. (1995) The HPr protein of the phosphotransferase system links induction and catabolite repression of the Bacillus subtilis levanase operon. J. Bacteriol. 177: 6928-6936. PubMed
  4. Martin-Verstraete, I., Stülke, J., Klier, A. & Rapoport, G. (1995) Two different mechanisms mediate catabolite repression of the Bacillus subtilis levanase operon. J. Bacteriol. 177: 6919-6927. PubMed
  5. Martin-Verstraete, I., Charrier, V., Stülke, J., Galinier, A., Erni, B., Rapoport, G., & Deutscher, J. (1998) Antagonistic effects of dual PTS catalyzed phosphorylation on the Bacillus subtilis transcriptional activator LevR. Mol. Microbiol. 28: 293-303. PubMed
  6. Charrier V, Deutscher J, Martin-Verstraete I (1997b) Protein phosphorylation chain of a Bacillus subtilis fructose-specific phosphotransferase system and its participation in regulation of the expression of the lev operon. Biochemistry 36:1163-1172. PubMed
  7. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed