Difference between revisions of "RibR"

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=Expression and regulation=
 
=Expression and regulation=
 +
* '''Operon:''' ''[[ytmI]]-[[tcyJ]]-[[tcyK]]-[[tcyL]]-[[tcyM]]-[[tcyN]]-[[ytmO]]-[[ytnI]]-[[ytnJ]]-[[ribR]]-[[ytnL]]-[[ytnM]]'' {{PubMed|15668000}}
  
* '''Operon:''' ''[[ytmI]]-[[tcyJ]]-[[tcyK]]-[[tcyL]]-[[tcyM]]-[[tcyN]]-[[ytmO]]-[[ytnI]]-[[ytnJ]]-[[ribR]]-[[ytnL]]-[[ytnM]]''
+
* '''[[Sigma factor]]:''' [[SigA]] {{PubMed|15272571}}
 
 
* '''[[Sigma factor]]:''' [[SigA]]
 
  
 
* '''Regulation:'''  
 
* '''Regulation:'''  
 +
** repressed in the presence of cysteine ([[CymR]]) {{PubMed|16109943}}
  
 
* '''Regulatory mechanism:'''  
 
* '''Regulatory mechanism:'''  
 +
** [[CymR]]: transcription repression {{PubMed|16109943}}
 +
** [[YtlI]]: transcription activation {{PubMed|16109943}}
  
 
* '''Additional information:'''
 
* '''Additional information:'''
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=References=
 
=References=
<pubmed>17590224, 15668000 </pubmed>
+
<pubmed>17590224, 15668000 15272571 16109943</pubmed>
  
 
[[Category:Protein-coding genes]]
 
[[Category:Protein-coding genes]]

Revision as of 22:24, 18 December 2009

  • Description: cryptic riboflavin kinase, binds leader (RFN) rib operon mRNA, may have a regulatory role

Gene name ribR
Synonyms ytnK
Essential no
Product cryptic riboflavin kinase
Function regulation of rib operon expression
MW, pI 26 kDa, 9.278
Gene length, protein length 690 bp, 230 aa
Immediate neighbours ytnL, ytnJ
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
RibR context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag: BSU29300

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:
    • repressed in the presence of cysteine (CymR) 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