Difference between revisions of "NasB"

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* '''Description:''' nitrate reductase (electron transfer subunit) <br/><br/>
  
 
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|style="background:#ABCDEF;" align="center"|'''Function''' || utilization of nitrate
 
|style="background:#ABCDEF;" align="center"|'''Function''' || utilization of nitrate
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Gene expression levels in [http://cellpublisher.gobics.de/subtiexpress/ ''Subti''Express]''': [http://cellpublisher.gobics.de/subtiexpress/bsu/BSU03320 nasB]
 
 
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Interactions involving this protein in [http://cellpublisher.gobics.de/subtinteract/startpage/start/ ''Subt''Interact]''': [http://cellpublisher.gobics.de/subtinteract/interactionList/2/NasB NasB]
 
|colspan="2" style="background:#FAF8CC;" align="center"| '''Interactions involving this protein in [http://cellpublisher.gobics.de/subtinteract/startpage/start/ ''Subt''Interact]''': [http://cellpublisher.gobics.de/subtinteract/interactionList/2/NasB NasB]
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|colspan="2" | '''Genetic context''' <br/> [[Image:nasB_context.gif]]
 
|colspan="2" | '''Genetic context''' <br/> [[Image:nasB_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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|colspan="2" |'''[http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=nasB_360442_362757_-1 Expression at a glance]'''&#160;&#160;&#160;{{PubMed|22383849}}<br/>[[Image:nasB_expression.png|500px]]
 
 
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* '''Operon:''' ''[[nasB]]-[[nasC]]-[[nasD]]-[[nasE]]-[[nasF]]'' {{PubMed|7836289}}  
 
* '''Operon:''' ''[[nasB]]-[[nasC]]-[[nasD]]-[[nasE]]-[[nasF]]'' {{PubMed|7836289}}  
  
* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=nasB_360442_362757_-1 nasB] {{PubMed|22383849}}
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* '''[[Sigma factor]]:''' [[SigA]] {{PubMed|7836289}}
 
 
* '''Sigma factor:''' [[SigA]] {{PubMed|7836289}}
 
  
 
* '''Regulation:'''  
 
* '''Regulation:'''  

Revision as of 10:52, 7 August 2012

  • Description: nitrate reductase (electron transfer subunit)

Gene name nasB
Synonyms nasBA
Essential no
Product nitrate reductase (electron transfer subunit)
Function utilization of nitrate
Interactions involving this protein in SubtInteract: NasB
Metabolic function and regulation of this protein in SubtiPathways:
Alternative nitrogen sources
MW, pI 84 kDa, 5.483
Gene length, protein length 2310 bp, 770 aa
Immediate neighbours nasC, nasA
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
NasB context.gif
This image was kindly provided by SubtiList



Categories containing this gene/protein

utilization of nitrogen sources other than amino acids

This gene is a member of the following regulons

TnrA regulon

The gene

Basic information

  • Locus tag: BSU03320

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): NasD

Extended information on the protein

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

Database entries

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

Additional information

Expression and regulation

  • Regulation:
    • expressed in the absence of good nitrogen sources (glutamine or ammonium) (TnrA) PubMed
    • induced by nitric oxide under anaerobic conditions (NsrR) 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

Reviews

Víctor M Luque-Almagro, Andrew J Gates, Conrado Moreno-Vivián, Stuart J Ferguson, David J Richardson, M Dolores Roldán
Bacterial nitrate assimilation: gene distribution and regulation.
Biochem Soc Trans: 2011, 39(6);1838-43
[PubMed:22103536] [WorldCat.org] [DOI] (I p)

Original publications