PbpE

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Gene name pbpE
Synonyms
Essential no
Product penicillin-binding protein PBP 4* (spore cortex)
Function endopeptidase
Gene expression levels in SubtiExpress: pbpE
MW, pI 51 kDa, 4.835
Gene length, protein length 1353 bp, 451 aa
Immediate neighbours racX, sacB
Sequences Protein DNA Advanced_DNA
Genetic context
PbpE context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
PbpE expression.png
























Categories containing this gene/protein

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

This gene is a member of the following regulons

SigW regulon

The gene

Basic information

  • Locus tag: BSU34440

Phenotypes of a mutant

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family: beta-lactamase family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • Structure: 3TG9 (from Bacillus halodurans, 27% identity, 59% similarity)
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulatory mechanism:
  • Additional information: the mRNA is very stable (half-life > 15 min) PubMed

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

María Mercedes Palomino, Carmen Sanchez-Rivas, Sandra M Ruzal
High salt stress in Bacillus subtilis: involvement of PBP4* as a peptidoglycan hydrolase.
Res Microbiol: 2009, 160(2);117-24
[PubMed:19063962] [WorldCat.org] [DOI] (P p)

G Hambraeus, C von Wachenfeldt, L Hederstedt
Genome-wide survey of mRNA half-lives in Bacillus subtilis identifies extremely stable mRNAs.
Mol Genet Genomics: 2003, 269(5);706-14
[PubMed:12884008] [WorldCat.org] [DOI] (P p)

Stephan Zellmeier, Ulrich Zuber, Wolfgang Schumann, Thomas Wiegert
The absence of FtsH metalloprotease activity causes overexpression of the sigmaW-controlled pbpE gene, resulting in filamentous growth of Bacillus subtilis.
J Bacteriol: 2003, 185(3);973-82
[PubMed:12533473] [WorldCat.org] [DOI] (P p)

Min Cao, Tao Wang, Rick Ye, John D Helmann
Antibiotics that inhibit cell wall biosynthesis induce expression of the Bacillus subtilis sigma(W) and sigma(M) regulons.
Mol Microbiol: 2002, 45(5);1267-76
[PubMed:12207695] [WorldCat.org] [DOI] (P p)

X Huang, A Gaballa, M Cao, J D Helmann
Identification of target promoters for the Bacillus subtilis extracytoplasmic function sigma factor, sigma W.
Mol Microbiol: 1999, 31(1);361-71
[PubMed:9987136] [WorldCat.org] [DOI] (P p)

M A Strauch
Delineation of AbrB-binding sites on the Bacillus subtilis spo0H, kinB, ftsAZ, and pbpE promoters and use of a derived homology to identify a previously unsuspected binding site in the bsuB1 methylase promote.
J Bacteriol: 1995, 177(23);6999-7002
[PubMed:7592498] [WorldCat.org] [DOI] (P p)

D L Popham, P Setlow
Cloning, nucleotide sequence, and regulation of the Bacillus subtilis pbpE operon, which codes for penicillin-binding protein 4* and an apparent amino acid racemase.
J Bacteriol: 1993, 175(10);2917-25
[PubMed:8491712] [WorldCat.org] [DOI] (P p)