NrgB

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  • Description: nitrogen-regulated PII-like protein

Gene name nrgB
Synonyms
Essential no
Product nitrogen-regulated PII-like protein
Function regulation of ammonium uptake
MW, pI 12 kDa, 8.825
Gene length, protein length 348 bp, 116 aa
Immediate neighbours nrgA, bcrC
Gene sequence (+200bp) Protein sequence
Genetic context
NrgB context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag:

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: P(II) protein family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization: cell membrane (according to Swiss-Prot), membrane

Database entries

  • Structure:
  • E.C. number:

Additional information

Expression and regulation

  • Regulation: induced by ammonium limitation
  • Regulatory mechanism: transcription activation by TnrA
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Susan Fisher, Boston, USA homepage

Your additional remarks

References

Annette Heinrich, Kathrin Woyda, Katja Brauburger, Gregor Meiss, Christian Detsch, Jörg Stülke, Karl Forchhammer
Interaction of the membrane-bound GlnK-AmtB complex with the master regulator of nitrogen metabolism TnrA in Bacillus subtilis.
J Biol Chem: 2006, 281(46);34909-17
[PubMed:17001076] [WorldCat.org] [DOI] (P p)

Christian Detsch, Jörg Stülke
Ammonium utilization in Bacillus subtilis: transport and regulatory functions of NrgA and NrgB.
Microbiology (Reading): 2003, 149(Pt 11);3289-3297
[PubMed:14600241] [WorldCat.org] [DOI] (P p)

L V Wray, M R Atkinson, S H Fisher
The nitrogen-regulated Bacillus subtilis nrgAB operon encodes a membrane protein and a protein highly similar to the Escherichia coli glnB-encoded PII protein.
J Bacteriol: 1994, 176(1);108-14
[PubMed:8282685] [WorldCat.org] [DOI] (P p)

M R Atkinson, S H Fisher
Identification of genes and gene products whose expression is activated during nitrogen-limited growth in Bacillus subtilis.
J Bacteriol: 1991, 173(1);23-7
[PubMed:1670935] [WorldCat.org] [DOI] (P p)


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