Difference between revisions of "NifS"

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=== Additional information===
 
=== Additional information===
 
 
  
  
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* '''Protein family:''' NifS/iscS subfamily (according to Swiss-Prot)
 
* '''Protein family:''' NifS/iscS subfamily (according to Swiss-Prot)
  
* '''Paralogous protein(s):''' [[YrvO]], [[NifZ]], [[Csd]]
+
* '''Paralogous protein(s):''' [[YrvO]], [[NifZ]], [[SufS]], [[YcbU]]
  
 
=== Extended information on the protein ===
 
=== Extended information on the protein ===
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* '''Effectors of protein activity:'''
 
* '''Effectors of protein activity:'''
  
* '''Interactions:'''
+
* '''[[SubtInteract|Interactions]]:'''
  
 
* '''Localization:''' cytoplasm (according to Swiss-Prot)
 
* '''Localization:''' cytoplasm (according to Swiss-Prot)

Revision as of 09:15, 2 July 2011

  • Description: cysteine desulfurase, required for NAD biosynthesis

Gene name nifS
Synonyms iscS
Essential no
Product cysteine desulfurase
Function NAD biosynthesis
MW, pI 43 kDa, 6.425
Gene length, protein length 1185 bp, 395 aa
Immediate neighbours nadB, nadR
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
NifS context.gif
This image was kindly provided by SubtiList



Categories containing this gene/protein

biosynthesis of cofactors

This gene is a member of the following regulons

NadR regulon

The gene

Basic information

  • Locus tag: BSU27880

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: L-cysteine + [enzyme]-cysteine = L-alanine + [enzyme]-S-sulfanylcysteine (according to Swiss-Prot)
  • Protein family: NifS/iscS subfamily (according to Swiss-Prot)

Extended information on the protein

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

Database entries

  • Structure:
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
    • repressed in the presence of nicotinic acid (NadR) PubMed
  • 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

Paola Rossolillo, Ilaria Marinoni, Elisa Galli, Anna Colosimo, Alessandra M Albertini
YrxA is the transcriptional regulator that represses de novo NAD biosynthesis in Bacillus subtilis.
J Bacteriol: 2005, 187(20);7155-60
[PubMed:16199587] [WorldCat.org] [DOI] (P p)

Joo-Heon Park, Pieter C Dorrestein, Huili Zhai, Cynthia Kinsland, Fred W McLafferty, Tadhg P Begley
Biosynthesis of the thiazole moiety of thiamin pyrophosphate (vitamin B1).
Biochemistry: 2003, 42(42);12430-8
[PubMed:14567704] [WorldCat.org] [DOI] (P p)

D Sun, P Setlow
Cloning, nucleotide sequence, and regulation of the Bacillus subtilis nadB gene and a nifS-like gene, both of which are essential for NAD biosynthesis.
J Bacteriol: 1993, 175(5);1423-32
[PubMed:8444804] [WorldCat.org] [DOI] (P p)