GlnR

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  • Description: transcriptional repressor of the glnRA operon

Gene name glnR
Synonyms
Essential no
Product transcription repressor
Function regulation of glutamine synthesis
MW, pI 15 kDa, 9.731
Gene length, protein length 405 bp, 135 aa
Immediate neighbours ynbB, glnA
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
GlnR context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Coordinates:

Phenotypes of a mutant

Database entries

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

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): feedback-inhibited GlnA
  • Effectors of protein activity:
  • Interactions: GlnR-GlnA, with feedback-inhibited GlnA, this results in DNA binding
  • Localization:

Database entries

  • Structure:
  • E.C. number:

Additional information

Expression and regulation

  • Regulation: expressed in the absence of glutamine PubMed
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Susan Fisher, Boston, USA homepage

Your additional remarks

References

Susan H Fisher, Lewis V Wray
Novel trans-Acting Bacillus subtilis glnA mutations that derepress glnRA expression.
J Bacteriol: 2009, 191(8);2485-92
[PubMed:19233925] [WorldCat.org] [DOI] (I p)

Susan H Fisher, Lewis V Wray
Bacillus subtilis glutamine synthetase regulates its own synthesis by acting as a chaperone to stabilize GlnR-DNA complexes.
Proc Natl Acad Sci U S A: 2008, 105(3);1014-9
[PubMed:18195355] [WorldCat.org] [DOI] (I p)

S W Brown, A L Sonenshein
Autogenous regulation of the Bacillus subtilis glnRA operon.
J Bacteriol: 1996, 178(8);2450-4
[PubMed:8636055] [WorldCat.org] [DOI] (P p)

H J Schreier, S W Brown, K D Hirschi, J F Nomellini, A L Sonenshein
Regulation of Bacillus subtilis glutamine synthetase gene expression by the product of the glnR gene.
J Mol Biol: 1989, 210(1);51-63
[PubMed:2573733] [WorldCat.org] [DOI] (P p)


  1. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed