Difference between revisions of "LmrA"

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* '''Description:''' transcriptional regulator, control of ''[[qdoI]]-[[yxaH]]'' and ''[[lmrA]]-[[lmrB]]'' <br/><br/>
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* '''Description:''' transcriptional regulator ([[TetR family]]), control of ''[[qdoI]]-[[yxaH]]'' and ''[[lmrA]]-[[lmrB]]'' <br/><br/>
  
 
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= [[Categories]] containing this gene/protein =
 
= [[Categories]] containing this gene/protein =
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* '''Catalyzed reaction/ biological activity:'''  
 
* '''Catalyzed reaction/ biological activity:'''  
  
* '''Protein family:'''
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* '''Protein family:''' [[TetR family]]
  
 
* '''Paralogous protein(s):''' [[QdoR]]
 
* '''Paralogous protein(s):''' [[QdoR]]
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* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=lmrA_290132_290698_-1 lmrA] {{PubMed|22383849}}
 
* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=lmrA_290132_290698_-1 lmrA] {{PubMed|22383849}}
  
* '''Sigma factor:''' [[SigA]] {{PubMed|12499232}}
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* '''[[Sigma factor]]:''' [[SigA]] {{PubMed|12499232}}
  
 
* '''Regulation:'''  
 
* '''Regulation:'''  
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=References=
 
=References=
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==Reviews==
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<pubmed>24006471 </pubmed>
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==Original publications==
 
<pubmed>15317768,17483215,12499232 , 21815947 </pubmed>
 
<pubmed>15317768,17483215,12499232 , 21815947 </pubmed>
  
 
[[Category:Protein-coding genes]]
 
[[Category:Protein-coding genes]]

Revision as of 16:30, 6 September 2013

Gene name lmrA
Synonyms lin-2, yccB
Essential no
Product transcriptional regulator
Function regulation of lincomycin resistance
Gene expression levels in SubtiExpress: lmrA
MW, pI 20 kDa, 5.033
Gene length, protein length 564 bp, 188 aa
Immediate neighbours lmrB, ansZ
Sequences Protein DNA DNA_with_flanks
Genetic context
LmrA context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
LmrA expression.png















Categories containing this gene/protein

transcription factors and their control, resistance against toxins/ antibiotics

This gene is a member of the following regulons

LmrA regulon

The LmrA regulon:

The gene

Basic information

  • Locus tag: BSU02680

Phenotypes of a mutant

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Paralogous protein(s): QdoR

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity: flavonoids such as quercetin serve as inducers, binding results in release from DNA PubMed

Database entries

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

Additional information

Expression and regulation

  • Regulation:
    • induced by flavonoids such as quercetin (LmrA)PubMed
  • Regulatory mechanism:
  • Additional information:
    • the mRNA is substantially stabilized upon depletion of RNase Y PubMed

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References

Reviews

Leslie Cuthbertson, Justin R Nodwell
The TetR family of regulators.
Microbiol Mol Biol Rev: 2013, 77(3);440-75
[PubMed:24006471] [WorldCat.org] [DOI] (I p)

Original publications

Martin Lehnik-Habrink, Marc Schaffer, Ulrike Mäder, Christine Diethmaier, Christina Herzberg, Jörg Stülke
RNA processing in Bacillus subtilis: identification of targets of the essential RNase Y.
Mol Microbiol: 2011, 81(6);1459-73
[PubMed:21815947] [WorldCat.org] [DOI] (I p)

Kazutake Hirooka, Satoshi Kunikane, Hiroshi Matsuoka, Ken-Ichi Yoshida, Kanako Kumamoto, Shigeo Tojo, Yasutaro Fujita
Dual regulation of the Bacillus subtilis regulon comprising the lmrAB and yxaGH operons and yxaF gene by two transcriptional repressors, LmrA and YxaF, in response to flavonoids.
J Bacteriol: 2007, 189(14);5170-82
[PubMed:17483215] [WorldCat.org] [DOI] (P p)

Ken-Ichi Yoshida, Yo-Hei Ohki, Makiko Murata, Masaki Kinehara, Hiroshi Matsuoka, Takenori Satomura, Reiko Ohki, Miyuki Kumano, Kunio Yamane, Yasutaro Fujita
Bacillus subtilis LmrA is a repressor of the lmrAB and yxaGH operons: identification of its binding site and functional analysis of lmrB and yxaGH.
J Bacteriol: 2004, 186(17);5640-8
[PubMed:15317768] [WorldCat.org] [DOI] (P p)

Miyuki Kumano, Masaya Fujita, Kouji Nakamura, Makiko Murata, Reiko Ohki, Kunio Yamane
Lincomycin resistance mutations in two regions immediately downstream of the -10 region of lmr promoter cause overexpression of a putative multidrug efflux pump in Bacillus subtilis mutants.
Antimicrob Agents Chemother: 2003, 47(1);432-5
[PubMed:12499232] [WorldCat.org] [DOI] (P p)