RocR

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  • Description: transcriptional activator of arginine utilization operons

Gene name rocR
Synonyms
Essential no
Product transcriptional regulator
Function transcriptional activator of arginine utilization operons
MW, pI 52.6 kDa, 6.08
Gene length, protein length 1383 bp, 461 amino acids
Immediate neighbours rocD, yyxA
Gene sequence (+200bp) Protein sequence
Genetic context
RocR context.gif




The gene

Basic information

  • Coordinates: 4144771 - 4146153

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: transcription activation at SigL-dependent promoters of rocABC, rocDEF, and rocG
  • Protein family: Sigma-54 interacting transcription activator
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
    • Sigma-54 factor interaction domain (143–372)
    • 2x nucleotid-binding domain (171–178),(233–242)
    • HTH motif (434–453)
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions: RocR-SigL
  • Localization:

Database entries

  • Structure:
  • Swiss prot entry: [3]
  • KEGG entry: [4]

Additional information

Expression and regulation

  • Operon: rocR
  • Regulatory mechanism: autorepression
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Michel Debarbouille, Pasteur Institute, Paris, France Homepage

Your additional remarks

References

  1. Ali, N. O., Bignon, J., Rapoport, G., and Débarbouillé, M. (2001) Regulation of the acetoin catabolic pathway is controlled by sigma L in Bacillus subtilis. J. Bacteriol. 183, 2497-2504. PubMed
  2. Belitsky BR, Sonenshein AL (1998) Role and regulation of Bacillus subtilis glutamate dehydrogenase genes. J Bacteriol 180:6298-6305. PubMed
  3. Belitsky BR, Sonenshein, AL: (1999) An enhancer element located downstream of the major glutamate dehydrogenase gene of Bacillus subtilis. Proc Natl Acad Sci USA , 96:10290-10295. PubMed
  4. Gardan R, Rapoport G, Débarbouillé M:(1997) Role of the transcriptional activator RocR in the arginine-degradation pathway of Bacillus subtilis. Mol Microbiol , 24:825-837. PubMed
  5. Gardan R, Rapoport G, Débarbouillé M: (1995) Expression of the rocDEF operon involved in arginine catabolism in Bacillus subtilis. J Mol Biol , 249:843-856. PubMed