Difference between revisions of "QueF"

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* '''Description:''' nitrile reductase, synthesis of the modified ribonukleotide queuosine <br/><br/>
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* '''Description:''' nitrile reductase, synthesis of the modified ribonucleotide queuosine <br/><br/>
  
 
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=Expression and regulation=
 
=Expression and regulation=
  
* '''Operon:'''  
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* '''Operon:''' ''[[queC]]-[[queD]]-[[queE]]-[[queF]]'' {{PubMed|14660578}}
  
 
* '''[[Sigma factor]]:'''  
 
* '''[[Sigma factor]]:'''  

Revision as of 20:03, 3 October 2009

  • Description: nitrile reductase, synthesis of the modified ribonucleotide queuosine

Gene name queF
Synonyms ykvM
Essential no
Product nitrile reductase
Function tRNA modification
MW, pI 19 kDa, 4.927
Gene length, protein length 495 bp, 165 aa
Immediate neighbours queE, ykvN
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
YkvM context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag: BSU13750

Phenotypes of a mutant

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: 7-aminomethyl-7-carbaguanine + 2 NADP+ = 7-cyano-7-carbaguanine + 2 NADPH (according to Swiss-Prot)
  • Protein family: QueF type 1 subfamily (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions:
  • Localization: cytoplasm (according to Swiss-Prot)

Database entries

  • Structure:
  • KEGG entry: [2]

Additional information

Expression and regulation

  • Regulation:
  • 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

Bobby W K Lee, Steven G Van Lanen, Dirk Iwata-Reuyl
Mechanistic studies of Bacillus subtilis QueF, the nitrile oxidoreductase involved in queuosine biosynthesis.
Biochemistry: 2007, 46(44);12844-54
[PubMed:17929836] [WorldCat.org] [DOI] (P p)

Manal A Swairjo, Robert R Reddy, Bobby Lee, Steven G Van Lanen, Shannon Brown, Valérie de Crécy-Lagard, Dirk Iwata-Reuyl, Paul Schimmel
Crystallization and preliminary X-ray characterization of the nitrile reductase QueF: a queuosine-biosynthesis enzyme.
Acta Crystallogr Sect F Struct Biol Cryst Commun: 2005, 61(Pt 10);945-8
[PubMed:16511203] [WorldCat.org] [DOI] (I p)

Steven G Van Lanen, John S Reader, Manal A Swairjo, Valérie de Crécy-Lagard, Bobby Lee, Dirk Iwata-Reuyl
From cyclohydrolase to oxidoreductase: discovery of nitrile reductase activity in a common fold.
Proc Natl Acad Sci U S A: 2005, 102(12);4264-9
[PubMed:15767583] [WorldCat.org] [DOI] (P p)

John S Reader, David Metzgar, Paul Schimmel, Valérie de Crécy-Lagard
Identification of four genes necessary for biosynthesis of the modified nucleoside queuosine.
J Biol Chem: 2004, 279(8);6280-5
[PubMed:14660578] [WorldCat.org] [DOI] (P p)