Difference between revisions of "SrfAB"

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=Expression and regulation=
 
=Expression and regulation=
  
* '''Operon:'''  
+
* '''Operon:''' ''[[srfAA]]-[[srfAB]]-[[comS]]-[[srfAC]]-[[srfAD]]'' {{PubMed|1715856}}
  
* '''[[Sigma factor]]:'''  
+
* '''[[Sigma factor]]:''' [[SigA]] {{PubMed|1715856}}
  
 
* '''Regulation:'''  
 
* '''Regulation:'''  
 
** repressed during growth in the presence of branched chain amino acids ([[CodY]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/8830686 PubMed]
 
** repressed during growth in the presence of branched chain amino acids ([[CodY]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/8830686 PubMed]
 +
** repressed during hydrogen peroxide stress ([[PerR]]) {{PubMed|16166527}}
  
 
* '''Regulatory mechanism:'''  
 
* '''Regulatory mechanism:'''  
 
** [[CodY]]: transcription repression [http://www.ncbi.nlm.nih.gov/sites/entrez/8830686 PubMed]
 
** [[CodY]]: transcription repression [http://www.ncbi.nlm.nih.gov/sites/entrez/8830686 PubMed]
 +
** [[ComA]]: transcription activation {{PubMed|1715856}}
 +
** [[PerR]]: transcription activation {{PubMed|16166527}}
 +
 +
* '''Additional information:'''
  
* '''Additional information:'''
 
  
 
=Biological materials =
 
=Biological materials =
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=References=
 
=References=
  
<pubmed>17227471,16166527,8288534,10960106,,8830686,18763711 17218307, 17190806 </pubmed>
+
<pubmed>17227471,16166527,8288534,10960106,,8830686,18763711 17218307, 17190806 1715856 </pubmed>
  
 
[[Category:Protein-coding genes]]
 
[[Category:Protein-coding genes]]

Revision as of 18:44, 19 August 2009

  • Description: surfactin synthetase / competence

Gene name srfAB
Synonyms comL
Essential no
Product surfactin synthetase / competence
Function antibiotic synthesis
MW, pI 400 kDa, 4.903
Gene length, protein length 10761 bp, 3587 aa
Immediate neighbours srfAA, comS
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
SrfAB context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag: BSU03490

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: ATP-dependent AMP-binding enzyme family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification: phosphorylation on Ser-999 AND Ser-2045 PubMed
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions:
  • Localization: membrane PubMed

Database entries

  • Structure:
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation:
    • repressed during growth in the presence of branched chain amino acids (CodY) PubMed
    • repressed during hydrogen peroxide stress (PerR) PubMed
  • Additional information:


Biological materials

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

Labs working on this gene/protein

Your additional remarks

References