KtrC

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  • Description: low affinity potassium transporter KtrC-KtrD, peripheric membrane component

Gene name ktrC
Synonyms ylxV, yzaC, ykqB
Essential no
Product low affinity potassium transporter KtrC-KtrD,
peripheric membrane component (proton symport)
Function potassium uptake
Metabolic function and regulation of this protein in SubtiPathways:
Metal ion homeostasis, Stress
MW, pI 24 kDa, 5.63
Gene length, protein length 663 bp, 221 aa
Immediate neighbours ykqA, adeC
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
YkqB context.gif
This image was kindly provided by SubtiList







Categories containing this gene/protein

transporters/ other, metal ion homeostasis (K, Na, Ca, Mg), coping with hyper-osmotic stress, membrane proteins

This gene is a member of the following regulons

The gene

Basic information

  • Locus tag: BSU14510

Phenotypes of a mutant

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family: RCK N-terminal domain (according to Swiss-Prot)
  • Paralogous protein(s): KtrA

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization: cell membrane (according to Swiss-Prot), peripheral membrane protein PubMed

Database entries

  • Structure:
  • KEGG entry: [2]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation: constitutively expressed PubMed
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Erhard Bremer, University of Marburg, Germany homepage

Your additional remarks

References

Gudrun Holtmann, Evert P Bakker, Nobuyuki Uozumi, Erhard Bremer
KtrAB and KtrCD: two K+ uptake systems in Bacillus subtilis and their role in adaptation to hypertonicity.
J Bacteriol: 2003, 185(4);1289-98
[PubMed:12562800] [WorldCat.org] [DOI] (P p)