PrkC

• Description: protein kinase C
  
  

Gene name	prkC
Synonyms	yloP
Essential	no
Product	protein kinase
Function	germination in response to muropeptides
MW, pI	71 kDa, 4.833
Gene length, protein length	1944 bp, 648 aa
Immediate neighbours	prpC, cpgA
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Coordinates:

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: protein kinase domain (according to Swiss-Prot)

• Paralogous protein(s):

Proteins phosphorylated by PrkC

CpgA, EF-Tu, YezB PubMed, EF-G PubMed

Extended information on the protein

• Kinetic information:

• Domains:

• Modification: phosphorylation on Thr-290 PubMed

• Cofactor(s):

• Effectors of protein activity: activated by muropeptides PubMed

• Interactions:

• Localization: membrane (according to Swiss-Prot), membrane PubMed

Database entries

• Structure:

• Swiss prot entry: O34507

• KEGG entry: BSU15770

• E.C. number:

Expression and regulation

• Operon: prpC-prkC-cpgA PubMed

• Sigma factor:

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector: pGP832 (N-terminal Strep-tag, purification from B. subtilis, for SPINE, in pGP380), available in Stülke lab

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

1. Macek et al. (2007) The serine/ threonine/ tyrosine phosphoproteome of the model bacterium Bacillus subtilis. Mol. Cell. Proteomics 6: 697-707 PubMed
2. Gaidenko TA, Kim TJ, Price CW: (2002) The PrpC serine-threonine phosphatase and PrkC kinase have opposing physiological roles in stationary-phase Bacillus subtilis cells. J Bacteriol, 184:6109-6114. PubMed
3. Madec E, Laszkiewicz A, Iwanicki A, Obuchowski M, Séror S: (2002) Characterization of a membrane-linked Ser/Thr protein kinase in Bacillus subtilis, implicated in developmental processes. Mol Microbiol, 46:571-586. PubMed
4. Madec E, Stensballe A, Kjellström S, Cladière L, Obuchowski M, Jensen ON, Séror S: (2003) Mass spectrometry and site-directed mutagenesis identify several autophosphorylated residues required for the activity of PrkC, a Ser/Thr kinase from Bacillus subtilis. J Mol Biol 330:459-472. PubMed
5. Shah IM, Laaberki MH, Popham DL, Dworkin J: A eukaryotic-like Ser/Thr kinase signals bacteria to exit dormancy in response to peptidoglycan fragments. Cell 2008, 135:486-496. PubMed
6. Absalon C, Obuchowski M, Madec E, Delattre D, Holland IB, Séror SJ (2009) CpgA, EF-Tu and the stressosome protein YezB are substrates of the Ser/Thr kinase/phosphatase couple, PrkC/PrpC, in Bacillus subtilis. Microbiology 155: 932-943. PubMed
7. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed