DesK

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  • Description: two-component sensor kinase, regulation of cold shock expression of des

Gene name desK
Synonyms yocF
Essential no
Product two-component sensor kinase
Function regulation of cold shock expression of des
Gene expression levels in SubtiExpress: desK
Interactions involving this protein in SubtInteract: DesK
Metabolic function and regulation of this protein in SubtiPathways:
Fatty acid degradation
MW, pI 42 kDa, 9.428
Gene length, protein length 1110 bp, 370 aa
Immediate neighbours des, desR
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
YocF context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
DesK expression.png















Categories containing this gene/protein

lipid metabolism/ other, protein modification, transcription factors and their control, cold stress proteins, membrane proteins, phosphoproteins

This gene is a member of the following regulons

The gene

Basic information

  • Locus tag: BSU19190

Phenotypes of a mutant

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: autophosphorylation, phosphorylation of DesR
  • Protein family:
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
    • 5 transmembrane helices
    • cytoplasmatic C-terminal trail
  • Modification: autophosphorylation on a His residue
  • Cofactor(s):
  • Effectors of protein activity: unsaturated fatty acids are negative effectors of the system

Database entries

  • KEGG entry: [3]
  • E.C. number:

Additional information

  • DesK has the ability to sense changes in membrane fluidity PubMed

Expression and regulation

  • Regulation:
    • induced by cold shock (12-fold) PubMed
  • Regulatory mechanism:
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References

Reviews

Richard C Stewart
Protein histidine kinases: assembly of active sites and their regulation in signaling pathways.
Curr Opin Microbiol: 2010, 13(2);133-41
[PubMed:20117042] [WorldCat.org] [DOI] (I p)

Pablo S Aguilar, Diego de Mendoza
Control of fatty acid desaturation: a mechanism conserved from bacteria to humans.
Mol Microbiol: 2006, 62(6);1507-14
[PubMed:17087771] [WorldCat.org] [DOI] (P p)

Original publications