AlsR

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  • Description: transcriptional activator of the alsS-alsD operon

Gene name alsR
Synonyms
Essential no
Product transcriptional activator(LysR family)
Function regulation of acetoin synthesis (alsS-alsD)
Metabolic function and regulation of this protein in SubtiPathways:
Central C-metabolism
MW, pI 34 kDa, 7.288
Gene length, protein length 906 bp, 302 aa
Immediate neighbours alsS, ywrK
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
AlsR context.gif
This image was kindly provided by SubtiList







Categories containing this gene/protein

carbon core metabolism, transcription factors and their control

This gene is a member of the following regulons

The AlsR regulon:

The gene

Basic information

  • Locus tag: BSU36020

Phenotypes of a mutant

no acetoin production

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]

Additional information

  • A mutation was found in this gene after evolution under relaxed selection for sporulation PubMed

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: binds the promoter region of the alsS-alsD operon in the presence of acetate, activates transcription
  • Paralogous protein(s):

Extended information on the protein

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

Database entries

  • Structure:
  • KEGG entry: [2]
  • E.C. number:

Additional information

Expression and regulation

  • Operon:
  • Sigma factor:
  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant: AMBs3 (spc), available in the Stülke lab
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Elisabeth Härtig, Braunschweig, Germany Homepage

Your additional remarks

References

Additional publications: PubMed

Christopher T Brown, Laura K Fishwick, Binna M Chokshi, Marissa A Cuff, Jay M Jackson, Travis Oglesby, Alison T Rioux, Enrique Rodriguez, Gregory S Stupp, Austin H Trupp, James S Woollcombe-Clarke, Tracy N Wright, William J Zaragoza, Jennifer C Drew, Eric W Triplett, Wayne L Nicholson
Whole-genome sequencing and phenotypic analysis of Bacillus subtilis mutants following evolution under conditions of relaxed selection for sporulation.
Appl Environ Microbiol: 2011, 77(19);6867-77
[PubMed:21821766] [WorldCat.org] [DOI] (I p)

M C Renna, N Najimudin, L R Winik, S A Zahler
Regulation of the Bacillus subtilis alsS, alsD, and alsR genes involved in post-exponential-phase production of acetoin.
J Bacteriol: 1993, 175(12);3863-75
[PubMed:7685336] [WorldCat.org] [DOI] (P p)