SspD

• Description: small acid-soluble spore protein (minor alpha/beta-type SASP)
  
  

Gene name	sspD
Synonyms
Essential	no
Product	small acid-soluble spore protein (minor alpha/beta-type SASP)
Function	protection of spore DNA
MW, pI	6 kDa, 8.945
Gene length, protein length	192 bp, 64 aa
Immediate neighbours	rsgI, ykrK
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

sporulation proteins

This gene is a member of the following regulons

SigG regulon, SpoVT regulon

The gene

Basic information

• Locus tag: BSU13470

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: alpha/beta-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:

• UniProt: P04833

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: sspD PubMed

• Sigma factor: SigG PubMed

• Regulation:
  • expressed during sporulation in the forespore (SigG, SpoVT) PubMed

• Regulatory mechanism:
  • SpoVT: transcription activation PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Leif Steil, Mónica Serrano, Adriano O Henriques, Uwe Völker
Genome-wide analysis of temporally regulated and compartment-specific gene expression in sporulating cells of Bacillus subtilis.
Microbiology (Reading): 2005, 151(Pt 2);399-420
[PubMed:15699190] [WorldCat.org] [DOI] (P p)

I Bagyan, J Hobot, S Cutting
A compartmentalized regulator of developmental gene expression in Bacillus subtilis.
J Bacteriol: 1996, 178(15);4500-7
[PubMed:8755877] [WorldCat.org] [DOI] (P p)

M J Connors, J M Mason, P Setlow
Cloning and nucleotide sequencing of genes for three small, acid-soluble proteins from Bacillus subtilis spores.
J Bacteriol: 1986, 166(2);417-25
[PubMed:3009398] [WorldCat.org] [DOI] (P p)