DnaJ

• Description: heat-shock protein (activation of DnaK)
  
  

Gene name	dnaJ
Synonyms
Essential	no
Product	heat-shock protein (activation of DnaK)
Function	protein quality control
Gene expression levels in SubtiExpress: dnaJ
Interactions involving this protein in SubtInteract: DnaJ
Metabolic function and regulation of this protein in SubtiPathways: Stress
MW, pI	40 kDa, 7.92
Gene length, protein length	1116 bp, 372 aa
Immediate neighbours	yqeT, surC
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

chaperones/ protein folding, heat shock proteins

This gene is a member of the following regulons

HrcA regulon

The gene

Basic information

• Locus tag: BSU25460

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: dnaJ family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:
  • DnaK-DnaJ

• Localization: cytoplasm (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: P17631

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: hrcA-grpE-dnaK-dnaJ-yqeT-yqeU-yqeV PubMed

• Expression browser: dnaJ PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • induced by heat shock (HrcA) PubMed

• Regulatory mechanism:
  • HrcA: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

Labs working on this gene/protein

Wolfgang Schumann, Bayreuth University, Germany Homepage