ThiF

• Description: hydroxyethylthiazole phosphate biosynthesis
  
  

Gene name	thiF
Synonyms	yjbU
Essential	no
Product	unknown
Function	biosynthesis of thiamine
Metabolic function and regulation of this protein in SubtiPathways: Thiamin
MW, pI	36 kDa, 5.619
Gene length, protein length	1008 bp, 336 aa
Immediate neighbours	thiG, thiD
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: BSU11700

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family:

• Paralogous protein(s): MoeB

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure: 1ZFN (from E. coli, 35% identity, 51% similarity) PubMed

• UniProt: O31619

• 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

Narasimhan Sudarsan, Smadar Cohen-Chalamish, Shingo Nakamura, Gail Mitchell Emilsson, Ronald R Breaker
Thiamine pyrophosphate riboswitches are targets for the antimicrobial compound pyrithiamine.
Chem Biol: 2005, 12(12);1325-35
[PubMed:16356850] [WorldCat.org] [DOI] (P p)

David M Duda, Helen Walden, John Sfondouris, Brenda A Schulman
Structural analysis of Escherichia coli ThiF.
J Mol Biol: 2005, 349(4);774-86
[PubMed:15896804] [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)

A S Pang, S Nathoo, S L Wong
Cloning and characterization of a pair of novel genes that regulate production of extracellular enzymes in Bacillus subtilis.
J Bacteriol: 1991, 173(1);46-54
[PubMed:1898926] [WorldCat.org] [DOI] (P p)