MetC

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  • Description: cystathionine beta-lyase

Gene name metC
Synonyms yjcJ
Essential no
Product cystathionine beta-lyase
Function biosynthesis of methionine
Metabolic function and regulation of this protein in SubtiPathways:
Cys, Met & Sulfate assimilation
MW, pI 42 kDa, 5.757
Gene length, protein length 1170 bp, 390 aa
Immediate neighbours metI, yjcK
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
YjcJ context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
MetC expression.png




























Categories containing this gene/protein

biosynthesis/ acquisition of amino acids

This gene is a member of the following regulons

S-box

The gene

Basic information

  • Locus tag: BSU11880

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: L-cystathionine + H2O = L-homocysteine + NH3 + pyruvate (according to Swiss-Prot)
  • Protein family: trans-sulfuration enzymes family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

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

Database entries

  • Structure:
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
  • Regulatory mechanism: S-box: transcription termination/ antitermination, the S-box riboswitch binds S-adenosylmethionine resulting in termination 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

Ana Gutiérrez-Preciado, Tina M Henkin, Frank J Grundy, Charles Yanofsky, Enrique Merino
Biochemical features and functional implications of the RNA-based T-box regulatory mechanism.
Microbiol Mol Biol Rev: 2009, 73(1);36-61
[PubMed:19258532] [WorldCat.org] [DOI] (I p)

Jerneja Tomsic, Brooke A McDaniel, Frank J Grundy, Tina M Henkin
Natural variability in S-adenosylmethionine (SAM)-dependent riboswitches: S-box elements in bacillus subtilis exhibit differential sensitivity to SAM In vivo and in vitro.
J Bacteriol: 2008, 190(3);823-33
[PubMed:18039762] [WorldCat.org] [DOI] (I 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)

Sandrine Auger, W H Yuen, Antoine Danchin, Isabelle Martin-Verstraete
The metIC operon involved in methionine biosynthesis in Bacillus subtilis is controlled by transcription antitermination.
Microbiology (Reading): 2002, 148(Pt 2);507-518
[PubMed:11832514] [WorldCat.org] [DOI] (P p)