SspO

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

Gene name	sspO
Synonyms	cotK
Essential	no
Product	small acid-soluble spore protein (minor)
Function	protection of spore DNA
Gene expression levels in SubtiExpress: sspO
MW, pI	5 kDa, 10.47
Gene length, protein length	144 bp, 48 aa
Immediate neighbours	sspP, citB
Sequences	Protein DNA DNA_with_flanks
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: BSU17990

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: sspO 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:
  • spore core (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: P71031

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: sspO-sspP PubMed

• Expression browser: sspO PubMed

• Sigma factor: SigG PubMed

• Regulation:
  • expressed late 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

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)