CgeA

• Description: spore crust protein, maturation of the outermost layer of the spore
  
  

Gene name	cgeA
Synonyms	cgeAA
Essential	no
Product	spore crust protein
Function	maturation of the outermost layer of the spore
MW, pI	14 kDa, 3.983
Gene length, protein length	399 bp, 133 aa
Immediate neighbours	cgeC, cgeB
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

GerE regulon, GerR regulon, SigK regulon

The gene

Basic information

• Locus tag: BSU19780

Expression

Expression

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family:

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:
  • outermost layer of the spore coat (the spore crust), more abundant at the mother cell-proximal pole of the forespore PubMed

Database entries

• Structure:

• UniProt: P42089

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: cgeA-cgeB PubMed

• Sigma factor: SigK PubMed

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

• Regulatory mechanism:
  • GerE: transcription activation PubMed
  • GerR: transcription activation PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Daisuke Imamura, Ritsuko Kuwana, Hiromu Takamatsu, Kazuhito Watabe
Proteins involved in formation of the outermost layer of Bacillus subtilis spores.
J Bacteriol: 2011, 193(16);4075-80
[PubMed:21665972] [WorldCat.org] [DOI] (I p)

Daisuke Imamura, Ritsuko Kuwana, Hiromu Takamatsu, Kazuhito Watabe
Localization of proteins to different layers and regions of Bacillus subtilis spore coats.
J Bacteriol: 2010, 192(2);518-24
[PubMed:19933362] [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)

Ritsuko Kuwana, Takashi Okumura, Hiromu Takamatsu, Kazuhito Watabe
The ylbO gene product of Bacillus subtilis is involved in the coat development and lysozyme resistance of spore.
FEMS Microbiol Lett: 2005, 242(1);51-7
[PubMed:15621419] [WorldCat.org] [DOI] (P p)

S Roels, R Losick
Adjacent and divergently oriented operons under the control of the sporulation regulatory protein GerE in Bacillus subtilis.
J Bacteriol: 1995, 177(21);6263-75
[PubMed:7592393] [WorldCat.org] [DOI] (P p)