Vpr

• Description: minor extracellular serine protease
  
  

Gene name	vpr
Synonyms	ipa-45r
Essential	no
Product	minor extracellular serine protease
Function	protein degradation
MW, pI	85 kDa, 5.773
Gene length, protein length	2418 bp, 806 aa
Immediate neighbours	ywcI, ywcH
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU38090

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

Categories containing this gene/protein

utilization of nitrogen sources other than amino acids

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: peptidase S8 family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization: secreted (according to Swiss-Prot), extracellular (signal peptide) PubMed

Database entries

• Structure:

• UniProt: P29141

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: vpr PubMed

• Sigma factor:

• Regulation:
  • expressed under conditions of phosphate limitation (PhoP) PubMed
  • repressed when no DNA damage is present (LexA) PubMed

• Regulatory mechanism:
  • PhoP: transcription activation PubMed
  • LexA: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: