Difference between revisions of "CysK"

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= [[Categories]] containing this gene/protein =
 
= [[Categories]] containing this gene/protein =
 
{{SubtiWiki category|[[biosynthesis/ acquisition of amino acids]]}},
 
{{SubtiWiki category|[[biosynthesis/ acquisition of amino acids]]}},
 
{{SubtiWiki category|[[transcription factors and their control]]}},
 
{{SubtiWiki category|[[transcription factors and their control]]}},
{{SubtiWiki category|[[trigger enzyme]]}}
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{{SubtiWiki category|[[trigger enzyme]]}},
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[[most abundant proteins]]
  
 
= This gene is a member of the following [[regulons]] =
 
= This gene is a member of the following [[regulons]] =
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=== Additional information===
 
=== Additional information===
 
 
 
  
 
=The protein=
 
=The protein=
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* '''Kinetic information:'''
 
* '''Kinetic information:'''
  
* '''Domains:'''  
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* '''[[Domains]]:'''  
  
 
* '''Modification:'''
 
* '''Modification:'''
  
* '''Cofactor(s):'''
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* '''[[Cofactors]]:'''
  
 
* '''Effectors of protein activity:'''
 
* '''Effectors of protein activity:'''
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* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=cysK_81771_82697_1 cysK] {{PubMed|22383849}}
 
* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=cysK_81771_82697_1 cysK] {{PubMed|22383849}}
  
* '''Sigma factor:''' [[SigA]] [http://www.ncbi.nlm.nih.gov/pubmed/11445163 PubMed]
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* '''[[Sigma factor]]:''' [[SigA]] [http://www.ncbi.nlm.nih.gov/pubmed/11445163 PubMed]
  
 
* '''Regulation:'''  
 
* '''Regulation:'''  
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* '''Additional information:'''
 
* '''Additional information:'''
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** belongs to the 100 [[most abundant proteins]] {{PubMed|15378759}}
  
 
=Biological materials =
 
=Biological materials =
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=References=
 
=References=
  
<pubmed>16513748,17056751,18974048,16267287, 12642660,11445163 ,12107147 ,15838047 9084182 </pubmed>
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<pubmed>16513748,17056751,18974048,16267287, 12642660,11445163 ,12107147 ,15838047 9084182 15378759</pubmed>
  
 
[[Category:Protein-coding genes]]
 
[[Category:Protein-coding genes]]

Revision as of 16:23, 5 March 2014

Gene name cysK
Synonyms
Essential no
Product trigger enzyme: cysteine synthetase A
Function biosynthesis of cysteine, control of CymR activity
Gene expression levels in SubtiExpress: cysK
Interactions involving this protein in SubtInteract: CysK
Metabolic function and regulation of this protein in SubtiPathways:
cysK
MW, pI 32 kDa, 5.492
Gene length, protein length 924 bp, 308 aa
Immediate neighbours yacD, pabB
Sequences Protein DNA DNA_with_flanks
Genetic context
CysK context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
CysK expression.png















Categories containing this gene/protein

biosynthesis/ acquisition of amino acids, transcription factors and their control, trigger enzyme, most abundant proteins

This gene is a member of the following regulons

CymR regulon, Spx regulon

The gene

Basic information

  • Locus tag: BSU00730

Phenotypes of a mutant

constitutive expression of the cysH-cysP-sat-cysC-ylnD-ylnE-ylnF operon, auxotrophic for cysteine

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: O(3)-acetyl-L-serine + H2S = L-cysteine + acetate (according to Swiss-Prot)
  • Protein family: cysteine synthase/cystathionine beta-synthase family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Modification:
  • Effectors of protein activity:
  • Interactions:
    • CymR-CysK, the complex is formed in the presence of cysteine, and results in DNA binding and repression of genes of cysteine biosynthesis PubMed

Database entries

  • Structure: 1Y7L (from Haemophilus influenzae, 39% identity, 52% similarity) PubMed
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
    • repressed by casamino acids PubMed
    • repressed in the presence of cysteine (CymR) PubMed
  • Regulatory mechanism:

Biological materials

  • 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

Catherine Tanous, Olga Soutourina, Bertrand Raynal, Marie-Françoise Hullo, Peggy Mervelet, Anne-Marie Gilles, Philippe Noirot, Antoine Danchin, Patrick England, Isabelle Martin-Verstraete
The CymR regulator in complex with the enzyme CysK controls cysteine metabolism in Bacillus subtilis.
J Biol Chem: 2008, 283(51);35551-60
[PubMed:18974048] [WorldCat.org] [DOI] (P p)

Marie-Françoise Hullo, Sandrine Auger, Olga Soutourina, Octavian Barzu, Mireille Yvon, Antoine Danchin, Isabelle Martin-Verstraete
Conversion of methionine to cysteine in Bacillus subtilis and its regulation.
J Bacteriol: 2007, 189(1);187-97
[PubMed:17056751] [WorldCat.org] [DOI] (P p)

Sergine Even, Pierre Burguière, Sandrine Auger, Olga Soutourina, Antoine Danchin, Isabelle Martin-Verstraete
Global control of cysteine metabolism by CymR in Bacillus subtilis.
J Bacteriol: 2006, 188(6);2184-97
[PubMed:16513748] [WorldCat.org] [DOI] (P p)

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)

Bin Huang, Matthew W Vetting, Steven L Roderick
The active site of O-acetylserine sulfhydrylase is the anchor point for bienzyme complex formation with serine acetyltransferase.
J Bacteriol: 2005, 187(9);3201-5
[PubMed:15838047] [WorldCat.org] [DOI] (P p)

Christine Eymann, Annette Dreisbach, Dirk Albrecht, Jörg Bernhardt, Dörte Becher, Sandy Gentner, Le Thi Tam, Knut Büttner, Gerrit Buurman, Christian Scharf, Simone Venz, Uwe Völker, Michael Hecker
A comprehensive proteome map of growing Bacillus subtilis cells.
Proteomics: 2004, 4(10);2849-76
[PubMed:15378759] [WorldCat.org] [DOI] (P p)

Shunji Nakano, Michiko M Nakano, Ying Zhang, Montira Leelakriangsak, Peter Zuber
A regulatory protein that interferes with activator-stimulated transcription in bacteria.
Proc Natl Acad Sci U S A: 2003, 100(7);4233-8
[PubMed:12642660] [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)

J R van der Ploeg, M Barone, T Leisinger
Functional analysis of the Bacillus subtilis cysK and cysJI genes.
FEMS Microbiol Lett: 2001, 201(1);29-35
[PubMed:11445163] [WorldCat.org] [DOI] (P p)

Antoine de Saizieu, Pierre Vankan, Cassandra Vockler, Adolphus P G M van Loon
The trp RNA-binding attenuation protein (TRAP) regulates the steady-state levels of transcripts of the Bacillus subtilis folate operon.
Microbiology (Reading): 1997, 143 ( Pt 3);979-989
[PubMed:9084182] [WorldCat.org] [DOI] (P p)