GroEL

From SubtiWiki
Revision as of 17:10, 30 November 2010 by Lflorez (talk | contribs)
Jump to: navigation, search
  • Description: chaperonin and co-repressor for HrcA

Gene name groEL
Synonyms
Essential yes PubMed
Product chaperonin, co-repressor for HrcA
Function protein folding and re-folding
Metabolic function and regulation of this protein in SubtiPathways:
Stress
MW, pI 57 kDa, 4.531
Gene length, protein length 1632 bp, 544 aa
Immediate neighbours groES, ydiM
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
GroEL context.gif
This image was kindly provided by SubtiList







The gene

Basic information

  • Locus tag: BSU06030

Phenotypes of a mutant

essential PubMed

Database entries

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

Additional information

Categories containing this gene/protein

chaperones/ protein folding, heat shock proteins, essential genes, phosphoproteins

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: acts as co-repressor for HrcA
  • Protein family: chaperonin (HSP60) family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification: phosphorylated on ser/ thr/ tyr PubMed, PubMed
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization: cytoplasm (according to Swiss-Prot)

Database entries

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

Additional information

Expression and regulation

  • Regulatory mechanism: HrcA: transcription repression PubMed
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
    • for expression, purification in E. coli with N-terminal His-tag, in pWH844: pGP1000 available in Stülke lab
    • for expression, purification in E. coli with N-terminal Strep-tag, in pGP172: pGP1002 available in Stülke lab
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Wolfgang Schumann, Bayreuth University, Germany Homepage

Your additional remarks

References

Christine Eymann, Dörte Becher, Jörg Bernhardt, Katrin Gronau, Anja Klutzny, Michael Hecker
Dynamics of protein phosphorylation on Ser/Thr/Tyr in Bacillus subtilis.
Proteomics: 2007, 7(19);3509-26
[PubMed:17726680] [WorldCat.org] [DOI] (P p)

Alain Lévine, Françoise Vannier, Cédric Absalon, Lauriane Kuhn, Peter Jackson, Elaine Scrivener, Valérie Labas, Joëlle Vinh, Patrick Courtney, Jérôme Garin, Simone J Séror
Analysis of the dynamic Bacillus subtilis Ser/Thr/Tyr phosphoproteome implicated in a wide variety of cellular processes.
Proteomics: 2006, 6(7);2157-73
[PubMed:16493705] [WorldCat.org] [DOI] (P p)

Silke Reischl, Thomas Wiegert, Wolfgang Schumann
Isolation and analysis of mutant alleles of the Bacillus subtilis HrcA repressor with reduced dependency on GroE function.
J Biol Chem: 2002, 277(36);32659-67
[PubMed:12082092] [WorldCat.org] [DOI] (P p)

A Mogk, G Homuth, C Scholz, L Kim, F X Schmid, W Schumann
The GroE chaperonin machine is a major modulator of the CIRCE heat shock regulon of Bacillus subtilis.
EMBO J: 1997, 16(15);4579-90
[PubMed:9303302] [WorldCat.org] [DOI] (P p)

A Schulz, W Schumann
hrcA, the first gene of the Bacillus subtilis dnaK operon encodes a negative regulator of class I heat shock genes.
J Bacteriol: 1996, 178(4);1088-93
[PubMed:8576042] [WorldCat.org] [DOI] (P p)

G Yuan, S L Wong
Isolation and characterization of Bacillus subtilis groE regulatory mutants: evidence for orf39 in the dnaK operon as a repressor gene in regulating the expression of both groE and dnaK.
J Bacteriol: 1995, 177(22);6462-8
[PubMed:7592421] [WorldCat.org] [DOI] (P p)

A Schmidt, M Schiesswohl, U Völker, M Hecker, W Schumann
Cloning, sequencing, mapping, and transcriptional analysis of the groESL operon from Bacillus subtilis.
J Bacteriol: 1992, 174(12);3993-9
[PubMed:1350777] [WorldCat.org] [DOI] (P p)

M Li, S L Wong
Cloning and characterization of the groESL operon from Bacillus subtilis.
J Bacteriol: 1992, 174(12);3981-92
[PubMed:1350776] [WorldCat.org] [DOI] (P p)