Difference between revisions of "MhqA"

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* '''Description:''' hydroquinone-specific dioxygenase, confers resistence to methyl-hydroxyquinone <br/><br/>
 
* '''Description:''' hydroquinone-specific dioxygenase, confers resistence to methyl-hydroxyquinone <br/><br/>
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{| align="right" border="1" cellpadding="2"  
 
{| align="right" border="1" cellpadding="2"  
 
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|-
 
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|style="background:#ABCDEF;" align="center"|'''Function''' || resistence to methyl-hydroxyquinone
 
|style="background:#ABCDEF;" align="center"|'''Function''' || resistence to methyl-hydroxyquinone
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|-
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Gene expression levels in [http://subtiwiki.uni-goettingen.de/apps/expression/ ''Subti''Express]''': [http://subtiwiki.uni-goettingen.de/apps/expression/expression.php?search=BSU12870 mhqA]
 
|-
 
|-
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 35 kDa, 5.404   
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 35 kDa, 5.404   
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|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[steT]]'', ''[[ykcB]]''
 
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[steT]]'', ''[[ykcB]]''
 
|-
 
|-
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|colspan="2" style="background:#FAF8CC;" align="center"|'''Get the DNA and protein [http://srs.ebi.ac.uk/srsbin/cgi-bin/wgetz?-e+&#91;EMBLCDS:CAB13144&#93;+-newId sequences] <br/> (Barbe ''et al.'', 2009)'''
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|style="background:#FAF8CC;" align="center"|'''Sequences'''||[http://bsubcyc.org/BSUB/sequence-aa?type=GENE&object=BSU12870 Protein] [http://bsubcyc.org/BSUB/sequence?type=GENE&object=BSU12870 DNA] [http://bsubcyc.org/BSUB/seq-selector?chromosome=CHROM-1&object=BSU12870 DNA_with_flanks]
 
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|colspan="2" | '''Genetic context''' <br/> [[Image:ykcA_context.gif]]
 
|colspan="2" | '''Genetic context''' <br/> [[Image:ykcA_context.gif]]
 
  <div align="right"> <small>This image was kindly provided by [http://genolist.pasteur.fr/SubtiList/ SubtiList]</small></div>
 
  <div align="right"> <small>This image was kindly provided by [http://genolist.pasteur.fr/SubtiList/ SubtiList]</small></div>
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|-
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|colspan="2" |'''[http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=mhqA_1353080_1354030_1 Expression at a glance]'''&#160;&#160;&#160;{{PubMed|22383849}}<br/>[[Image:mhqA_expression.png|500px|link=http://subtiwiki.uni-goettingen.de/apps/expression/expression.php?search=BSU12870]]
 
|-
 
|-
 
|}
 
|}
  
 
__TOC__
 
__TOC__
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<br/><br/><br/><br/>
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<br/><br/><br/><br/>
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<br/><br/><br/><br/>
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<br/><br/><br/><br/>
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<br/><br/><br/><br/>
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=== Database entries ===
 
=== Database entries ===
 +
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU12870&redirect=T BSU12870]
  
 
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/mhqA.html]
 
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/mhqA.html]
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* '''Catalyzed reaction/ biological activity:'''  
 
* '''Catalyzed reaction/ biological activity:'''  
  
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* '''Protein family:''' extradiol ring-cleavage dioxygenase family (according to Swiss-Prot)
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* '''Protein family:''' extradiol ring-cleavage dioxygenase family (according to UniProt)
  
 
* '''Paralogous protein(s):''' [[MhqE]], [[MhqO]]
 
* '''Paralogous protein(s):''' [[MhqE]], [[MhqO]]
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=== Database entries ===
 
=== Database entries ===
 +
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU12870&redirect=T BSU12870]
  
 
* '''Structure:''' [http://www.rcsb.org/pdb/explore/explore.do?pdbId=3OAJ 3OAJ] ([[MhqO]], 34% identical residues)
 
* '''Structure:''' [http://www.rcsb.org/pdb/explore/explore.do?pdbId=3OAJ 3OAJ] ([[MhqO]], 34% identical residues)
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* '''Operon:''' ''mhqA'' {{PubMed|17725564}}  
 
* '''Operon:''' ''mhqA'' {{PubMed|17725564}}  
  
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* '''[[Sigma factor]]:''' [[SigA]] {{PubMed|17725564}}
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* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=mhqA_1353080_1354030_1 mhqA] {{PubMed|22383849}}
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 +
* '''Sigma factor:''' [[SigA]] {{PubMed|17725564}}
  
 
* '''Regulation:'''  
 
* '''Regulation:'''  
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* '''Additional information:'''
 
* '''Additional information:'''
 +
** number of protein molecules per cell (minimal medium with glucose and ammonium): 183 {{PubMed|24696501}}
  
 
=Biological materials =
 
=Biological materials =

Latest revision as of 08:58, 25 June 2019

  • Description: hydroquinone-specific dioxygenase, confers resistence to methyl-hydroxyquinone

Gene name mhqA
Synonyms ykcA
Essential no
Product hydroquinone-specific dioxygenase
Function resistence to methyl-hydroxyquinone
Gene expression levels in SubtiExpress: mhqA
MW, pI 35 kDa, 5.404
Gene length, protein length 948 bp, 316 aa
Immediate neighbours steT, ykcB
Sequences Protein DNA DNA_with_flanks
Genetic context
YkcA context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
MhqA expression.png
























Categories containing this gene/protein

resistance against oxidative and electrophile stress

This gene is a member of the following regulons

MhqR regulon

The gene

Basic information

  • Locus tag: BSU12870

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: extradiol ring-cleavage dioxygenase family (according to UniProt)

Extended information on the protein

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

Database entries

  • Structure: 3OAJ (MhqO, 34% identical residues)
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation:
    • induced by catechol and 2-methylhydroquinone (MhqR) PubMed
  • Regulatory mechanism:
  • Additional information:
    • number of protein molecules per cell (minimal medium with glucose and ammonium): 183 PubMed

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References

Stefanie Töwe, Montira Leelakriangsak, Kazuo Kobayashi, Nguyen Van Duy, Michael Hecker, Peter Zuber, Haike Antelmann
The MarR-type repressor MhqR (YkvE) regulates multiple dioxygenases/glyoxalases and an azoreductase which confer resistance to 2-methylhydroquinone and catechol in Bacillus subtilis.
Mol Microbiol: 2007, 66(1);40-54
[PubMed:17725564] [WorldCat.org] [DOI] (P p)

Van Duy Nguyen, Carmen Wolf, Ulrike Mäder, Michael Lalk, Peter Langer, Ulrike Lindequist, Michael Hecker, Haike Antelmann
Transcriptome and proteome analyses in response to 2-methylhydroquinone and 6-brom-2-vinyl-chroman-4-on reveal different degradation systems involved in the catabolism of aromatic compounds in Bacillus subtilis.
Proteomics: 2007, 7(9);1391-408
[PubMed:17407181] [WorldCat.org] [DOI] (P p)

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