KdgR

• Description: transcriptional repressor of the pectin utilization operon (LacI family)
  
  

Gene name	kdgR
Synonyms
Essential	no
Product	transcriptional repressor of the pectin utilization operon (LacI family)
Function	regulation of galacturonic acid utilization
MW, pI	37 kDa, 8.824
Gene length, protein length	1017 bp, 339 aa
Immediate neighbours	kdgK, kduI
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

utilization of specific carbon sources, transcription factors and their control

This gene is a member of the following regulons

CcpA regulon, KdgR regulon

The gene

Basic information

• Locus tag: BSU22120

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: LacI 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: P50844

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: kdgR-kdgK-kdgA-kdgT PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • induced by galacturonate (KdgR) PubMed
  • repressed by glucose (CcpA) PubMed

• Regulatory mechanism:
  • KdgR: transcription repression PubMed
  • CcpA: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Jer-Sheng Lin, Gwo-Chyuan Shaw
Regulation of the kduID operon of Bacillus subtilis by the KdgR repressor and the ccpA gene: identification of two KdgR-binding sites within the kdgR-kduI intergenic region.
Microbiology (Reading): 2007, 153(Pt 3);701-710
[PubMed:17322190] [WorldCat.org] [DOI] (P p)

Petar Pujic, Rozenn Dervyn, Alexei Sorokin, S Dusko Ehrlich
The kdgRKAT operon of Bacillus subtilis: detection of the transcript and regulation by the kdgR and ccpA genes.
Microbiology (Reading): 1998, 144 ( Pt 11);3111-3118
[PubMed:9846747] [WorldCat.org] [DOI] (P p)