PstS

• Description: phosphate ABC transporter (binding protein)
  
  

Gene name	pstS
Synonyms	yqgG, yzmB
Essential	no
Product	phosphate ABC transporter (binding protein)
Function	high-affinity phosphate uptake
MW, pI	31 kDa, 4.845
Gene length, protein length	900 bp, 300 aa
Immediate neighbours	pstC, pbpA
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: BSU24990

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

Categories containing this gene/protein

ABC transporters, phosphate metabolism, membrane proteins, phosphoproteins

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

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

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification: phosphorylated on ser/ thr/ tyr PubMed

• Cofactor(s):

• Effectors of protein activity:

• Interactions: (PstBA-PstBB)-(PstA-PstC)-PstS PubMed

• Localization: cell membrane (according to Swiss-Prot), extracellular (signal peptide) PubMed

Database entries

• Structure:

• UniProt: P46338

• KEGG entry: [2]

• E.C. number:

Expression and regulation

• Operon: pstS-pstC-pstA-pstBA-pstBB PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • expressed under conditions of phosphate limitation (5000-fold induced) (PhoP) PubMed

• Regulatory mechanism:
  • PhoP: transcription activation PubMed

• Additional information:
  • mRNA processing between pstS and pstC to maintain higher concentrations of PstS relative to other components of the ABC transporter PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

Labs working on this gene/protein

Marion Hulett, University of Illinois at Chicago, USA Homepage

References

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)

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)

Nicholas E E Allenby, Nicola O'Connor, Zoltán Prágai, Noel M Carter, Marcus Miethke, Susanne Engelmann, Michael Hecker, Anil Wipat, Alan C Ward, Colin R Harwood
Post-transcriptional regulation of the Bacillus subtilis pst operon encoding a phosphate-specific ABC transporter.
Microbiology (Reading): 2004, 150(Pt 8);2619-2628
[PubMed:15289558] [WorldCat.org] [DOI] (P p)

Akram Atalla, Wolfgang Schumann
The pst operon of Bacillus subtilis is specifically induced by alkali stress.
J Bacteriol: 2003, 185(16);5019-22
[PubMed:12897025] [WorldCat.org] [DOI] (P p)

H Antelmann, C Scharf, M Hecker
Phosphate starvation-inducible proteins of Bacillus subtilis: proteomics and transcriptional analysis.
J Bacteriol: 2000, 182(16);4478-90
[PubMed:10913081] [WorldCat.org] [DOI] (P p)

Y Quentin, G Fichant, F Denizot
Inventory, assembly and analysis of Bacillus subtilis ABC transport systems.
J Mol Biol: 1999, 287(3);467-84
[PubMed:10092453] [WorldCat.org] [DOI] (P p)

W Liu, Y Qi, F M Hulett
Sites internal to the coding regions of phoA and pstS bind PhoP and are required for full promoter activity.
Mol Microbiol: 1998, 28(1);119-30
[PubMed:9593301] [WorldCat.org] [DOI] (P p)

Y Qi, Y Kobayashi, F M Hulett
The pst operon of Bacillus subtilis has a phosphate-regulated promoter and is involved in phosphate transport but not in regulation of the pho regulon.
J Bacteriol: 1997, 179(8);2534-9
[PubMed:9098050] [WorldCat.org] [DOI] (P p)