RocD

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  • Description: ornithine transaminase

Gene name rocD
Synonyms
Essential no
Product ornithine transaminase
Function arginine, ornithine and citrulline utilization
Metabolic function and regulation of this protein in SubtiPathways:
Ammonium/ glutamate
MW, pI 43 kDa, 4.894
Gene length, protein length 1203 bp, 401 aa
Immediate neighbours rocE, rocR
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
RocD context.gif
This image was kindly provided by SubtiList







The gene

Basic information

  • Locus tag: BSU40340

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: L-ornithine + a 2-oxo acid = L-glutamate 5-semialdehyde + an L-amino acid (according to Swiss-Prot)
  • Protein family: OAT subfamily (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

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

Database entries

  • Structure:
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation: induced by arginine (RocR, AhrC) PubMed, repressed by CodY PubMed
    • repressed under conditions that trigger sporulation (Spo0A) PubMed
    • repressed during growth in the presence of branched chain amino acids (CodY) PubMed
  • Additional information:

Biological materials

  • Mutant: GP656, aphA3, available in the Stülke lab
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Virginie Molle, Masaya Fujita, Shane T Jensen, Patrick Eichenberger, José E González-Pastor, Jun S Liu, Richard Losick
The Spo0A regulon of Bacillus subtilis.
Mol Microbiol: 2003, 50(5);1683-701
[PubMed:14651647] [WorldCat.org] [DOI] (P p)

Virginie Molle, Yoshiko Nakaura, Robert P Shivers, Hirotake Yamaguchi, Richard Losick, Yasutaro Fujita, Abraham L Sonenshein
Additional targets of the Bacillus subtilis global regulator CodY identified by chromatin immunoprecipitation and genome-wide transcript analysis.
J Bacteriol: 2003, 185(6);1911-22
[PubMed:12618455] [WorldCat.org] [DOI] (P p)

R Gardan, G Rapoport, M Débarbouillé
Expression of the rocDEF operon involved in arginine catabolism in Bacillus subtilis.
J Mol Biol: 1995, 249(5);843-56
[PubMed:7540694] [WorldCat.org] [DOI] (P p)