YfnI

• Description: polyglycerolphosphate lipoteichoic acid synthase, general stress protein, major secreted protein, required for survival at low temperature (4°C)
  
  

Gene name	yfnI
Synonyms	yetP, ltaSA
Essential	no
Product	minor lipoteichoic acid synthetase
Function	biosynthesis of lipoteichoic acid
MW, pI	73 kDa, 5.951
Gene length, protein length	1917 bp, 639 aa
Immediate neighbours	yetO, yfnH
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

cell wall synthesis, biosynthesis of cell wall components, cell envelope stress proteins (controlled by SigM, V, W, X, Y), phosphoproteins

This gene is a member of the following regulons

SigM regulon

The gene

Basic information

• Locus tag: BSU07260

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: LTA synthase family (according to Swiss-Prot)

• Paralogous protein(s): LtaS, YqgS, YvgJ

Extended information on the protein

• Kinetic information:

• Domains:

• Modification: phosphorylation on (Thr-311 OR Ser-312) PubMed

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization: extracellular (signal peptide) PubMed

Database entries

• Structure:

• UniProt: Q797B3

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: yfnI (according to DBTBS)

• Sigma factor: SigM PubMed

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:
  • SM-NB (yfnI-spc), available in Anne Galinier's and Boris Görke's labs

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Reviews

Additional reviews: PubMed

Nathalie T Reichmann, Angelika Gründling
Location, synthesis and function of glycolipids and polyglycerolphosphate lipoteichoic acid in Gram-positive bacteria of the phylum Firmicutes.
FEMS Microbiol Lett: 2011, 319(2);97-105
[PubMed:21388439] [WorldCat.org] [DOI] (I p)

Original publications

Mirka E Wörmann, Rebecca M Corrigan, Peter J Simpson, Steve J Matthews, Angelika Gründling
Enzymatic activities and functional interdependencies of Bacillus subtilis lipoteichoic acid synthesis enzymes.
Mol Microbiol: 2011, 79(3);566-83
[PubMed:21255105] [WorldCat.org] [DOI] (I p)

Kathrin Schirner, Jon Marles-Wright, Richard J Lewis, Jeff Errington
Distinct and essential morphogenic functions for wall- and lipo-teichoic acids in Bacillus subtilis.
EMBO J: 2009, 28(7);830-42
[PubMed:19229300] [WorldCat.org] [DOI] (I p)

Birgit Voigt, Haike Antelmann, Dirk Albrecht, Armin Ehrenreich, Karl-Heinz Maurer, Stefan Evers, Gerhard Gottschalk, Jan Maarten van Dijl, Thomas Schweder, Michael Hecker
Cell physiology and protein secretion of Bacillus licheniformis compared to Bacillus subtilis.
J Mol Microbiol Biotechnol: 2009, 16(1-2);53-68
[PubMed:18957862] [WorldCat.org] [DOI] (I p)

Adrian J Jervis, Penny D Thackray, Chris W Houston, Malcolm J Horsburgh, Anne Moir
SigM-responsive genes of Bacillus subtilis and their promoters.
J Bacteriol: 2007, 189(12);4534-8
[PubMed:17434969] [WorldCat.org] [DOI] (P p)

Boris Macek, Ivan Mijakovic, Jesper V Olsen, Florian Gnad, Chanchal Kumar, Peter R Jensen, Matthias Mann
The serine/threonine/tyrosine phosphoproteome of the model bacterium Bacillus subtilis.
Mol Cell Proteomics: 2007, 6(4);697-707
[PubMed:17218307] [WorldCat.org] [DOI] (P p)