Difference between revisions of "CymR"

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Revision as of 14:06, 16 May 2013

Gene name cymR
Synonyms yrzC
Essential no
Product transcription repressor
Function regulation of sulfur metabolism
Gene expression levels in SubtiExpress: cymR
Interactions involving this protein in SubtInteract: CymR
Metabolic function and regulation of this protein in SubtiPathways:
Riboflavin / FAD, Cys, Met & Sulfate assimilation
MW, pI 11 kDa, 9.879
Gene length, protein length 333 bp, 111 aa
Immediate neighbours yrvO, yrvN
Sequences Protein DNA DNA_with_flanks
Genetic context
YrzC context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
CymR expression.png



























Categories containing this gene/protein

sulfur metabolism, transcription factors and their control, regulators of core metabolism

This gene is a member of the following regulons

stringent response

The CymR regulon

The gene

Basic information

  • Locus tag: BSU27520

Phenotypes of a mutant

  • impaired growth in the presence of cystine and increased sensitivity to hydrogen peroxide-, disulfide-, paraquat- and tellurite-induced stresses PubMed
  • increased intracellular cysteine pool and hydrogen sulfide formation PubMed
  • depletion of branched-chain amino acids PubMed

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family: Rrf2 family of transcription regulators
  • Paralogous protein(s):

Genes repressed by CymR

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Effectors of protein activity:
  • Interactions:
    • CymR-CysK, the complex is formed in the presence of cysteine, and results in DNA binding and repression of genes of cysteine biosynthesis PubMed

Database entries

  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation:
    • RelA dependent downregulation (Class I) during stringent response PubMed
  • Regulatory mechanism:
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Isabelle Martin-Verstraete, Institute Pasteur, Paris, France

Your additional remarks

References

The CymR regulon

Sergine Even, Pierre Burguière, Sandrine Auger, Olga Soutourina, Antoine Danchin, Isabelle Martin-Verstraete
Global control of cysteine metabolism by CymR in Bacillus subtilis.
J Bacteriol: 2006, 188(6);2184-97
[PubMed:16513748] [WorldCat.org] [DOI] (P p)

Other original publications

Additional publications: PubMed