ThiG

• Description: hydroxyethylthiazole phosphate biosynthesis
  
  

Gene name	thiG
Synonyms	yjbT
Essential	no
Product	thiamin thiazole synthase
Function	biosynthesis of thiamine
Metabolic function and regulation of this protein in SubtiPathways: Thiamin
MW, pI	26 kDa, 4.718
Gene length, protein length	768 bp, 256 aa
Immediate neighbours	thiS, thiF
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU11690

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

Categories containing this gene/protein

biosynthesis of cofactors, phosphoproteins

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: thiG family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification: phosphorylated on ser/ thr/ tyr PubMed, PubMed

• Cofactor(s):

• Effectors of protein activity:

• Interactions: ThiS-ThiG PubMed

• Localization: cytoplasm (according to Swiss-Prot)

Database entries

• Structure: 1XM3, 1TYG (complex with ThiG) PubMed

• UniProt: O31618

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: tenA-tenI-thiO-thiS-thiG-thiF-thiD PubMed

• Sigma factor:

• Regulation:
  • repressed by thiamine (Thi-box) PubMed

• Regulatory mechanism:
  • Thi-box: RNA switch PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

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

Amrita Hazra, Abhishek Chatterjee, Tadhg P Begley
Biosynthesis of the thiamin thiazole in Bacillus subtilis: identification of the product of the thiazole synthase-catalyzed reaction.
J Am Chem Soc: 2009, 131(9);3225-9
[PubMed:19216519] [WorldCat.org] [DOI] (I p)

Christine Eymann, Dörte Becher, Jörg Bernhardt, Katrin Gronau, Anja Klutzny, Michael Hecker
Dynamics of protein phosphorylation on Ser/Thr/Tyr in Bacillus subtilis.
Proteomics: 2007, 7(19);3509-26
[PubMed:17726680] [WorldCat.org] [DOI] (P p)

Alain Lévine, Françoise Vannier, Cédric Absalon, Lauriane Kuhn, Peter Jackson, Elaine Scrivener, Valérie Labas, Joëlle Vinh, Patrick Courtney, Jérôme Garin, Simone J Séror
Analysis of the dynamic Bacillus subtilis Ser/Thr/Tyr phosphoproteome implicated in a wide variety of cellular processes.
Proteomics: 2006, 6(7);2157-73
[PubMed:16493705] [WorldCat.org] [DOI] (P p)

Ethan C Settembre, Pieter C Dorrestein, Huili Zhai, Abhishek Chatterjee, Fred W McLafferty, Tadhg P Begley, Steven E Ealick
Thiamin biosynthesis in Bacillus subtilis: structure of the thiazole synthase/sulfur carrier protein complex.
Biochemistry: 2004, 43(37);11647-57
[PubMed:15362849] [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)