Difference between revisions of "ArsR"

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=Expression and regulation=
 
=Expression and regulation=
 +
* '''Operon:''' ''[[arsR]]-[[yqcK]]-[[arsB]]-[[arsC]]'' {{PubMed|9537360}}
  
* '''Operon:'''
+
* '''[[Sigma factor]]:''' [[SigA]] {{PubMed|9537360}}, [[SigF]] {{PubMed|16497325}}
 
 
* '''[[Sigma factor]]:'''  
 
  
 
* '''Regulation:'''  
 
* '''Regulation:'''  
** repressed in the absence of toxic metal ions (As(III), Cd(II) and Ag(I)) ([[ArsR]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/9537360 PubMed]
+
** expressed early during sporulation in the forespore ([[SigF]]) {{PubMed|16497325}}
 +
** expressed in the presence of toxic metal ions (As(III), Cd(II) and Ag(I)) ([[ArsR]]) {{PubMed|9537360}}
  
 
* '''Regulatory mechanism:'''  
 
* '''Regulatory mechanism:'''  
** [[ArsR]]:  transcription repression [http://www.ncbi.nlm.nih.gov/sites/entrez/9537360 PubMed]
+
** [[ArsR]]:  transcription repression {{PubMed|9537360}}
  
 
* '''Additional information:'''  
 
* '''Additional information:'''  
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=References=
 
=References=
  
<pubmed>15948947,9537360,,9537360, </pubmed>
+
<pubmed>15948947,9537360,,16497325, </pubmed>
  
 
[[Category:Protein-coding genes]]
 
[[Category:Protein-coding genes]]

Revision as of 20:09, 24 November 2009

  • Description: arsenic resistance operon repressor

Gene name arsR
Synonyms yqcJ
Essential no
Product transcription repressor
Function regulation of as (III) efflux
MW, pI 12 kDa, 4.883
Gene length, protein length 315 bp, 105 aa
Immediate neighbours yqcK, yqcI
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
ArsR context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag: BSU25810

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):
  • Effectors of protein activity:
  • Interactions:
  • Localization:

Database entries

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

Additional information

Expression and regulation

  • Regulation:
    • expressed early during sporulation in the forespore (SigF) PubMed
    • expressed in the presence of toxic metal ions (As(III), Cd(II) and Ag(I)) (ArsR) PubMed
  • Regulatory mechanism:
  • 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