SspI

• Description: small acid-soluble spore protein (minor), SASP
  
  

Gene name	sspI
Synonyms	ysfA
Essential	no
Product	small acid-soluble spore protein (minor), SASP
Function	protection of spore DNA
Gene expression levels in SubtiExpress: sspI
MW, pI	7 kDa, 4.486
Gene length, protein length	213 bp, 71 aa
Immediate neighbours	ysgA, ysfB
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

sporulation proteins

This gene is a member of the following regulons

SigG regulon

The gene

Basic information

• Locus tag: BSU28660

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: sspI 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: P94537

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: sspI PubMed

• Expression browser: sspI PubMed

• Sigma factor: SigG PubMed

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

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Stephanie T Wang, Barbara Setlow, Erin M Conlon, Jessica L Lyon, Daisuke Imamura, Tsutomu Sato, Peter Setlow, Richard Losick, Patrick Eichenberger
The forespore line of gene expression in Bacillus subtilis.
J Mol Biol: 2006, 358(1);16-37
[PubMed:16497325] [WorldCat.org] [DOI] (P p)

A Cabrera-Hernandez, P Setlow
Analysis of the regulation and function of five genes encoding small, acid-soluble spore proteins of Bacillus subtilis.
Gene: 2000, 248(1-2);169-81
[PubMed:10806362] [WorldCat.org] [DOI] (P p)