ComEC

• Description: late competence operon required for DNA binding and uptake
  
  

Gene name	comEC
Synonyms	comD
Essential	no
Product	unknown
Function	compentence
MW, pI	86 kDa, 6.964
Gene length, protein length	2328 bp, 776 aa
Immediate neighbours	holA, comEB
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU25570

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:

Database entries

• Structure:

• Swiss prot entry: P39695

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: comEA-comEB-comEC PubMed1 PubMed2

• Sigma factor:

• Regulation:

• Regulatory mechanism: post-translational control by ComN, yutB is required for transcription PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Mitsuo Ogura, Teruo Tanaka
The Bacillus subtilis late competence operon comE is transcriptionally regulated by yutB and under post-transcription initiation control by comN (yrzD).
J Bacteriol: 2009, 191(3);949-58
[PubMed:19028902] [WorldCat.org] [DOI] (I p)

Naomi Kramer, Jeanette Hahn, David Dubnau
Multiple interactions among the competence proteins of Bacillus subtilis.
Mol Microbiol: 2007, 65(2);454-64
[PubMed:17630974] [WorldCat.org] [DOI] (P p)

Irena Draskovic, David Dubnau
Biogenesis of a putative channel protein, ComEC, required for DNA uptake: membrane topology, oligomerization and formation of disulphide bonds.
Mol Microbiol: 2005, 55(3);881-96
[PubMed:15661011] [WorldCat.org] [DOI] (P p)

Hanne Jarmer, Randy Berka, Steen Knudsen, Hans H Saxild
Transcriptome analysis documents induced competence of Bacillus subtilis during nitrogen limiting conditions.
FEMS Microbiol Lett: 2002, 206(2);197-200
[PubMed:11814663] [WorldCat.org] [DOI] (P p)

J Hahn, G Inamine, Y Kozlov, D Dubnau
Characterization of comE, a late competence operon of Bacillus subtilis required for the binding and uptake of transforming DNA.
Mol Microbiol: 1993, 10(1);99-111
[PubMed:7968523] [WorldCat.org] [DOI] (P p)