CotP

• Description: inner spore coat protein
  
  

Gene name	cotP
Synonyms	ydfT
Essential	no
Product	inner spore coat protein
Function	resistance of the spore
Gene expression levels in SubtiExpress: cotP
MW, pI	16 kDa, 4.56
Gene length, protein length	429 bp, 143 aa
Immediate neighbours	ydfS, ydgA
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

GerE regulon, SigK regulon

The gene

Basic information

• Locus tag: BSU05550

Database entries

• BsubCyc: BSU05550

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: small heat shock protein (HSP20) 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:
  • inner spore coat, localization depends on SafA PubMed

Database entries

• BsubCyc: BSU05550

• Structure:

• UniProt: P96698

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: ydgB-ydgA-cotP (according to DBTBS)

• Expression browser: cotP PubMed

• Sigma factor: SigK PubMed

• Regulation:
  • expressed late during sporulation in the mother cell (SigK, GerE) PubMed

• Regulatory mechanism:
  • GerE: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Peter T McKenney, Patrick Eichenberger
Dynamics of spore coat morphogenesis in Bacillus subtilis.
Mol Microbiol: 2012, 83(2);245-60
[PubMed:22171814] [WorldCat.org] [DOI] (I p)

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)

S Reischl, S Thake, G Homuth, W Schumann
Transcriptional analysis of three Bacillus subtilis genes coding for proteins with the alpha-crystallin domain characteristic of small heat shock proteins.
FEMS Microbiol Lett: 2001, 194(1);99-103
[PubMed:11150673] [WorldCat.org] [DOI] (P p)

A O Henriques, B W Beall, C P Moran
CotM of Bacillus subtilis, a member of the alpha-crystallin family of stress proteins, is induced during development and participates in spore outer coat formation.
J Bacteriol: 1997, 179(6);1887-97
[PubMed:9068633] [WorldCat.org] [DOI] (P p)