KinC

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Gene name kinC
Synonyms ssb
Essential no
Product two-component sensor kinase
Function initiation of sporulation
Function and regulation of this protein in SubtiPathways:
Phosphorelay
MW, pI 48 kDa, 6.225
Gene length, protein length 1284 bp, 428 aa
Immediate neighbours abh, ykqA
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
KinC context.gif
This image was kindly provided by SubtiList







The gene

Basic information

  • Locus tag: BSU14490

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 Spo0F as part of the phosphorelay, but also direct phosphorylation of Spo0A PubMed
  • Protein family:
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains: two transmembrane segments, C-terminal histidine phosphotransferase domain
  • Modification: autophosphorylation on a His residue
  • Cofactor(s):
  • Effectors of protein activity:
    • activity is triggered by potassium leakage PubMed
    • activity is triggered by polyisoprenoid lipids formed by YisP PubMed
  • Localization:
    • cell membrane (Heterogeneous) PubMed
    • co-localizes with FloT in discrete foci in the membrane PubMed

Database entries

  • Structure:
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Operon: kinC (according to DBTBS)
  • Regulation:
    • expressed under conditions that trigger sporulation (Spo0A) 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

Daniel López, Roberto Kolter
Functional microdomains in bacterial membranes.
Genes Dev: 2010, 24(17);1893-902
[PubMed:20713508] [WorldCat.org] [DOI] (I p)

Daniel López, Michael A Fischbach, Frances Chu, Richard Losick, Roberto Kolter
Structurally diverse natural products that cause potassium leakage trigger multicellularity in Bacillus subtilis.
Proc Natl Acad Sci U S A: 2009, 106(1);280-5
[PubMed:19114652] [WorldCat.org] [DOI] (I p)

Jean-Christophe Meile, Ling Juan Wu, S Dusko Ehrlich, Jeff Errington, Philippe Noirot
Systematic localisation of proteins fused to the green fluorescent protein in Bacillus subtilis: identification of new proteins at the DNA replication factory.
Proteomics: 2006, 6(7);2135-46
[PubMed:16479537] [WorldCat.org] [DOI] (P p)

Masaya Fujita, Richard Losick
Evidence that entry into sporulation in Bacillus subtilis is governed by a gradual increase in the level and activity of the master regulator Spo0A.
Genes Dev: 2005, 19(18);2236-44
[PubMed:16166384] [WorldCat.org] [DOI] (P p)

M Jiang, W Shao, M Perego, J A Hoch
Multiple histidine kinases regulate entry into stationary phase and sporulation in Bacillus subtilis.
Mol Microbiol: 2000, 38(3);535-42
[PubMed:11069677] [WorldCat.org] [DOI] (P p)

C Fabret, V A Feher, J A Hoch
Two-component signal transduction in Bacillus subtilis: how one organism sees its world.
J Bacteriol: 1999, 181(7);1975-83
[PubMed:10094672] [WorldCat.org] [DOI] (P p)

K Kobayashi, K Shoji, T Shimizu, K Nakano, T Sato, Y Kobayashi
Analysis of a suppressor mutation ssb (kinC) of sur0B20 (spo0A) mutation in Bacillus subtilis reveals that kinC encodes a histidine protein kinase.
J Bacteriol: 1995, 177(1);176-82
[PubMed:8002615] [WorldCat.org] [DOI] (P p)

J R LeDeaux, A D Grossman
Isolation and characterization of kinC, a gene that encodes a sensor kinase homologous to the sporulation sensor kinases KinA and KinB in Bacillus subtilis.
J Bacteriol: 1995, 177(1);166-75
[PubMed:8002614] [WorldCat.org] [DOI] (P p)