ThiC

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  • Description: biosynthesis of the pyrimidine moiety of thiamine

Gene name thiC
Synonyms thiA
Essential no
Product unknown
Function biosynthesis of thiamine
Metabolic function and regulation of this protein in SubtiPathways:
Thiamin
MW, pI 65 kDa, 5.262
Gene length, protein length 1770 bp, 590 aa
Immediate neighbours ygaJ, ygaK
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
ThiC context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
ThiC expression.png




























Categories containing this gene/protein

biosynthesis of cofactors, phosphoproteins

This gene is a member of the following regulons

Thi-box

The gene

Basic information

  • Locus tag: BSU08790

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family: thiC family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification: phosphorylated on Ser-565, Ser-586 and Tyr-589 PubMed
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • KEGG entry: [2]
  • E.C. number:

Additional information

  • subject to Clp-dependent proteolysis upon glucose starvation PubMed

Expression and regulation

  • Operon:
  • Sigma factor:
  • Regulation:
    • repressed by thiamine and 2-methyl-4-amino-5-hydroxymethylpyrimidine PubMed
    • repressed by thiamine (Thi-box) PubMed
  • Additional information: subject to Clp-dependent proteolysis upon glucose starvation PubMed

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system: B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Stülke lab
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Reviews

Christopher T Jurgenson, Tadhg P Begley, Steven E Ealick
The structural and biochemical foundations of thiamin biosynthesis.
Annu Rev Biochem: 2009, 78;569-603
[PubMed:19348578] [WorldCat.org] [DOI] (I p)

T P Begley, D M Downs, S E Ealick, F W McLafferty, A P Van Loon, S Taylor, N Campobasso, H J Chiu, C Kinsland, J J Reddick, J Xi
Thiamin biosynthesis in prokaryotes.
Arch Microbiol: 1999, 171(5);293-300
[PubMed:10382260] [WorldCat.org] [DOI] (P p)


Original publications

Boumediene Soufi, Chanchal Kumar, Florian Gnad, Matthias Mann, Ivan Mijakovic, Boris Macek
Stable isotope labeling by amino acids in cell culture (SILAC) applied to quantitative proteomics of Bacillus subtilis.
J Proteome Res: 2010, 9(7);3638-46
[PubMed:20509597] [WorldCat.org] [DOI] (I p)

Ghislain Schyns, Sébastien Potot, Yi Geng, Teresa M Barbosa, Adriano Henriques, John B Perkins
Isolation and characterization of new thiamine-deregulated mutants of Bacillus subtilis.
J Bacteriol: 2005, 187(23);8127-36
[PubMed:16291685] [WorldCat.org] [DOI] (P p)

Dmitry A Rodionov, Alexey G Vitreschak, Andrey A Mironov, Mikhail S Gelfand
Comparative genomics of thiamin biosynthesis in procaryotes. New genes and regulatory mechanisms.
J Biol Chem: 2002, 277(50);48949-59
[PubMed:12376536] [WorldCat.org] [DOI] (P p)

Y Zhang, T P Begley
Cloning, sequencing and regulation of thiA, a thiamin biosynthesis gene from Bacillus subtilis.
Gene: 1997, 198(1-2);73-82
[PubMed:9370266] [WorldCat.org] [DOI] (P p)