SspE

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  • Description: small acid-soluble spore protein (major gamma-type SASP)

Gene name sspE
Synonyms
Essential no
Product small acid-soluble spore protein (major gamma-type SASP)
Function protection of spore DNA
MW, pI 9 kDa, 8.945
Gene length, protein length 252 bp, 84 aa
Immediate neighbours fabL, ygaB
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
SspE context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag: BSU08660

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: gamma-type SASP family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

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

Database entries

  • Structure:
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Operon:
  • Regulation: repressed by casamino acids PubMed
  • Regulatory mechanism:
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References

Ulrike Mäder, Georg Homuth, Christian Scharf, Knut Büttner, Rüdiger Bode, Michael Hecker
Transcriptome and proteome analysis of Bacillus subtilis gene expression modulated by amino acid availability.
J Bacteriol: 2002, 184(15);4288-95
[PubMed:12107147] [WorldCat.org] [DOI] (P p)

B Setlow, K A McGinnis, K Ragkousi, P Setlow
Effects of major spore-specific DNA binding proteins on Bacillus subtilis sporulation and spore properties.
J Bacteriol: 2000, 182(24);6906-12
[PubMed:11092849] [WorldCat.org] [DOI] (P p)

P Fajardo-Cavazos, F Tovar-Rojo, P Setlow
Effect of promoter mutations and upstream deletions on the expression of genes coding for small, acid-soluble spore proteins of Bacillus subtilis.
J Bacteriol: 1991, 173(6);2011-6
[PubMed:1900507] [WorldCat.org] [DOI] (P p)

D X Sun, P Stragier, P Setlow
Identification of a new sigma-factor involved in compartmentalized gene expression during sporulation of Bacillus subtilis.
Genes Dev: 1989, 3(2);141-9
[PubMed:2497051] [WorldCat.org] [DOI] (P p)

J M Mason, P Fajardo-Cavazos, P Setlow
Levels of mRNAs which code for small, acid-soluble spore proteins and their LacZ gene fusions in sporulating cells of Bacillus subtilis.
Nucleic Acids Res: 1988, 16(14A);6567-83
[PubMed:2456528] [WorldCat.org] [DOI] (P p)

R H Hackett, P Setlow
Cloning, nucleotide sequencing, and genetic mapping of the gene for small, acid-soluble spore protein gamma of Bacillus subtilis.
J Bacteriol: 1987, 169(5);1985-92
[PubMed:3106326] [WorldCat.org] [DOI] (P p)