Xre

• Description: transcriptional repressor of PBSX prophage genes
  
  

Gene name	xre
Synonyms
Essential	no
Product	transcriptional repressor
Function	regulation of PBSX prophage gene expression
MW, pI	13 kDa, 8.448
Gene length, protein length	339 bp, 113 aa
Immediate neighbours	xkdA, xkdB
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

transcription factors and their control, PBSX prophage

The Xre regulon

• xkdB-xkdC-xkdD-xtrA

The gene

Basic information

• Locus tag: BSU12510

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:

• UniProt: P23789

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: xre PubMed

• Expression browser: xre PubMed

• Sigma factor:

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

G E McDonnell, H Wood, K M Devine, D J McConnell
Genetic control of bacterial suicide: regulation of the induction of PBSX in Bacillus subtilis.
J Bacteriol: 1994, 176(18);5820-30
[PubMed:8083174] [WorldCat.org] [DOI] (P p)