PspA

• Description: phage shock protein A homolog
  
  

Gene name	pspA
Synonyms	ydjF
Essential	no
Product	unknown
Function	unknown
Gene expression levels in SubtiExpress: pspA
MW, pI	24 kDa, 5.775
Gene length, protein length	681 bp, 227 aa
Immediate neighbours	fruC, ydjG
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 envelope stress proteins (controlled by SigM, V, W, X, Y), membrane proteins

This gene is a member of the following regulons

AbrB regulon, SigW regulon

The gene

Basic information

• Locus tag: BSU06180

Phenotypes of a mutant

• more sensitive to nisin PubMed

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: pspA/IM30 family (according to Swiss-Prot)

• Paralogous protein(s): LiaH

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization: membrane protein

Database entries

• Structure:

• UniProt: P54617

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: pspA-ydjG-ydjH-ydjI PubMed

• Expression browser: pspA PubMed

• Sigma factor: SigW PubMed

• Regulation:
  • induced by alkaline shock (SigW) PubMed
  • repressed during logarithmic phase (AbrB) PubMed
  • induced by antibiotics interacting with the cytoplasmic membrane PubMed

• Regulatory mechanism:
  • AbrB: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Anthony W Kingston, Xiaojie Liao, John D Helmann
Contributions of the σ(W) , σ(M) and σ(X) regulons to the lantibiotic resistome of Bacillus subtilis.
Mol Microbiol: 2013, 90(3);502-18
[PubMed:23980836] [WorldCat.org] [DOI] (I p)

Michaela Wenzel, Bastian Kohl, Daniela Münch, Nadja Raatschen, H Bauke Albada, Leendert Hamoen, Nils Metzler-Nolte, Hans-Georg Sahl, Julia E Bandow
Proteomic response of Bacillus subtilis to lantibiotics reflects differences in interaction with the cytoplasmic membrane.
Antimicrob Agents Chemother: 2012, 56(11);5749-57
[PubMed:22926563] [WorldCat.org] [DOI] (I p)

Allison V Banse, Arnaud Chastanet, Lilah Rahn-Lee, Errett C Hobbs, Richard Losick
Parallel pathways of repression and antirepression governing the transition to stationary phase in Bacillus subtilis.
Proc Natl Acad Sci U S A: 2008, 105(40);15547-52
[PubMed:18840696] [WorldCat.org] [DOI] (I p)

T Wiegert, G Homuth, S Versteeg, W Schumann
Alkaline shock induces the Bacillus subtilis sigma(W) regulon.
Mol Microbiol: 2001, 41(1);59-71
[PubMed:11454200] [WorldCat.org] [DOI] (P p)