TagT

• Description: phosphotransferase, attaches teichoic acid, teichuronic acid, or acidic capsular polysaccharide to cell wall peptidoglycan via phosphodiester linkage to N-acteylmuramic acid
  
  

Gene name	ywtF
Synonyms
Essential	no
Product	phosphotransferase, responsible for attachment of anionic polymers to peptidoglycan
Function	transfer of anionic cell wall polymers from lipid-linked precursors to peptidoglycan
Gene expression levels in SubtiExpress: tagT
Interactions involving this protein in SubtInteract: TagT
MW, pI	35 kDa, 9.554
Gene length, protein length	966 bp, 322 aa
Immediate neighbours	ywtG, ywtE
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

cell wall synthesis, cell envelope stress proteins (controlled by SigM, V, W, X, Y), membrane proteins

This gene is a member of the following regulons

SigM regulon

The gene

Basic information

• Locus tag: BSU35840

Phenotypes of a mutant

• a tagT mutant has no phenoype, the triple tagT tagU tagV mutant is unable to grow under normal conditions PubMed

Database entries

• BsubCyc: BSU35840

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: LytR-Cps2a-Psr family PubMed

• Paralogous protein(s): TagU, TagV

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s): Mg(2+) PubMed

• Effectors of protein activity:

• Interactions:
  • MreB-TagT PubMed

• Localization:
  • cytoplasmic membrane (with extracytoplasmic catalaytic domain) PubMed
  • extracellular (signal peptide) PubMed

Database entries

• BsubCyc: BSU35840

• Structure:
  • 3MEJ
  • 4DE9 PubMed

• UniProt: Q7WY78

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: ywtF PubMed

• Expression browser: tagT PubMed

• Sigma factor: SigM Pubmed

• Regulation:
  • expressed at high salt concentrations (SigM) Pubmed

• Regulatory mechanism:

• Additional information:
  • number of protein molecules per cell (minimal medium with glucose and ammonium): 105 PubMed
  • number of protein molecules per cell (complex medium with amino acids, without glucose): 258 PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Original publications

Alice Eberhardt, Christopher N Hoyland, Daniela Vollmer, Stephanie Bisle, Robert M Cleverley, Ola Johnsborg, Leiv S Håvarstein, Richard J Lewis, Waldemar Vollmer
Attachment of capsular polysaccharide to the cell wall in Streptococcus pneumoniae.
Microb Drug Resist: 2012, 18(3);240-55
[PubMed:22432711] [WorldCat.org] [DOI] (I p)

Yoshikazu Kawai, Jon Marles-Wright, Robert M Cleverley, Robyn Emmins, Shu Ishikawa, Masayoshi Kuwano, Nadja Heinz, Nhat Khai Bui, Christopher N Hoyland, Naotake Ogasawara, Richard J Lewis, Waldemar Vollmer, Richard A Daniel, Jeff Errington
A widespread family of bacterial cell wall assembly proteins.
EMBO J: 2011, 30(24);4931-41
[PubMed:21964069] [WorldCat.org] [DOI] (I e)

Judith Hübscher, Lucas Lüthy, Brigitte Berger-Bächi, Patricia Stutzmann Meier
Phylogenetic distribution and membrane topology of the LytR-CpsA-Psr protein family.
BMC Genomics: 2008, 9;617
[PubMed:19099556] [WorldCat.org] [DOI] (I e)

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)

Warawan Eiamphungporn, John D Helmann
The Bacillus subtilis sigma(M) regulon and its contribution to cell envelope stress responses.
Mol Microbiol: 2008, 67(4);830-48
[PubMed:18179421] [WorldCat.org] [DOI] (P p)

E Presecan, I Moszer, L Boursier, H Cruz Ramos, V de la Fuente, M-F Hullo, C Lelong, S Schleich, A Sekowska, B H Song, G Villani, F Kunst, A Danchin, P Glaser
The Bacillus subtilis genome from gerBC (311 degrees) to licR (334 degrees).
Microbiology (Reading): 1997, 143 ( Pt 10);3313-3328
[PubMed:9353933] [WorldCat.org] [DOI] (P p)