Difference between revisions of "Sat"

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|style="background:#ABCDEF;" align="center"|'''Function''' || sulfate activation
 
|style="background:#ABCDEF;" align="center"|'''Function''' || sulfate activation
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Metabolic function and regulation of this protein in [[SubtiPathways|''Subti''Pathways]]: <br/>[http://subtiwiki.uni-goettingen.de/pathways/cys_meth_and_sulfate_assimilation.html Cys, Met & Sulfate assimilation]'''
 
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|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 42 kDa, 5.646   
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 42 kDa, 5.646   

Revision as of 15:27, 16 June 2009

  • Description: sulfate adenylyltransferase

Gene name sat
Synonyms ylnB
Essential no
Product sulfate adenylyltransferase
Function sulfate activation
Metabolic function and regulation of this protein in SubtiPathways:
Cys, Met & Sulfate assimilation
MW, pI 42 kDa, 5.646
Gene length, protein length 1146 bp, 382 aa
Immediate neighbours cysP, cysC
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
Sat context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag: BSU15590

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: ATP + sulfate = diphosphate + adenylyl sulfate (according to Swiss-Prot)
  • Protein family: sulfate adenylyltransferase family (according to Swiss-Prot)
  • Paralogous protein(s): YitA

Extended information on the protein

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

Database entries

  • Structure:
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
    • repressed by casamino acids PubMed
    • repressed in the presence of cysteine (CymR)
    • induced by methionine starvation (S-box) PubMed
  • Regulatory mechanism:
    • S-box: transcription termination/ antitermination, the S-box riboswitch binds S-adenosylmethionine resulting in termination PubMed
    • CymR: transcription repression
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Isabelle Martin-Verstraete, Institute Pasteur, Paris, France

Your additional remarks

References

Daniela Albanesi, Maria Cecilia Mansilla, Gustavo E Schujman, Diego de Mendoza
Bacillus subtilis cysteine synthetase is a global regulator of the expression of genes involved in sulfur assimilation.
J Bacteriol: 2005, 187(22);7631-8
[PubMed:16267287] [WorldCat.org] [DOI] (P p)

Ulrike Mäder, Georg Homuth, Christian Scharf, Knut Büttner, Rüdiger Bode, Michael Hecker
Transcriptome and proteome analysis of Bacillus subtilis gene expression modulated by amino acid availability.
J Bacteriol: 2002, 184(15);4288-95
[PubMed:12107147] [WorldCat.org] [DOI] (P p)