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
Gene expression levels in SubtiExpress: sspE
Metabolic function and regulation of this protein in SubtiPathways:
Lipid synthesis
MW, pI 9 kDa, 8.945
Gene length, protein length 252 bp, 84 aa
Immediate neighbours fabL, ygaB
Sequences Protein DNA Advanced_DNA
Genetic context
SspE context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
SspE expression.png




























Categories containing this gene/protein

sporulation proteins

This gene is a member of the following regulons

SigG regulon, SpoVT regulon, YfhP regulon

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:

Database entries

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

Additional information

Expression and regulation

  • 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

Sandra M Ruzal, Patricia L Bustos, Carmen Sánchez-Rivas
"A la recherche" of functions for the spore protein SASP-E from Bacillus subtilis.
J Microbiol Biotechnol: 2013, 23(1);15-21
[PubMed:23314362] [WorldCat.org] [DOI] (I p)

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)

Hiroki Yamamoto, Masao Mori, Junichi Sekiguchi
Transcription of genes near the sspE locus of the Bacillus subtilis genome.
Microbiology (Reading): 1999, 145 ( Pt 8);2171-2180
[PubMed:10463184] [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)