GlnR

• 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 This image was kindly provided by SubtiList

The gene

Basic information

• Coordinates:

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

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, GlnR-GlnA, with feedback-inhibited GlnA, this results in DNA binding

• Localization:

Database entries

• Structure:

• Swiss prot entry: P37582

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: glnR-glnA PubMed

• Sigma factor:

• Regulation: expressed in the absence of glutamine PubMed

• Regulatory mechanism: repressed by GlnR-GlnA complex 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

References

1. Schreier, H. J., Brown, S. W., Hirschi, K. D., Nomellini, J. F. & Sonenshein, A. L. (1989). Regulation of Bacillus subtilis glutamine synthetase gene expression by the product of the glnR gene. J Mol Biol 210, 51-63. PubMed
2. Brown, S. W., and A. L. Sonenshein. 1996. Autogenous regulation of the Bacillus subtilis glnRA operon. J. Bacteriol. 178: 2450-2454. PubMed
3. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed