HtrA

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  • Description: serine protease Do

Gene name htrA
Synonyms ykdA
Essential no
Product serine protease Do
Function probably involved in processing, maturation,
or secretion of extracellular enzymes
Metabolic function and regulation of this protein in SubtiPathways:
Stress, Protein secretion
MW, pI 47 kDa, 4.699
Gene length, protein length 1347 bp, 449 aa
Immediate neighbours ykcC, proG
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
HtrA context.gif
This image was kindly provided by SubtiList







Categories containing this gene/protein

proteolysis, heat shock proteins

This gene is a member of the following regulons

CssR regulon

The gene

Basic information

  • Locus tag: BSU12900

Expression

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family: PDZ (DHR) domain (according to Swiss-Prot)
  • Paralogous protein(s): YyxA

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization:
    • cell membrane (according to Swiss-Prot)
    • extracellular (signal peptide) PubMed

Database entries

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

Additional information

Expression and regulation

  • Operon: htrA (according to DBTBS)
  • Regulation:
    • expressed under conditions of secretion stress (CssR) PubMed
    • induced by rhamnolipids 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

Additional publications: PubMed

Hein Trip, Patricia J van der Veek, Ton C Renniers, Rob Meima, Cees M Sagt, Lisette Mohrmann, Oscar P Kuipers
A novel screening system for secretion of heterologous proteins in Bacillus subtilis.
Microb Biotechnol: 2011, 4(5);673-82
[PubMed:21624103] [WorldCat.org] [DOI] (I p)

Birgit Voigt, Haike Antelmann, Dirk Albrecht, Armin Ehrenreich, Karl-Heinz Maurer, Stefan Evers, Gerhard Gottschalk, Jan Maarten van Dijl, Thomas Schweder, Michael Hecker
Cell physiology and protein secretion of Bacillus licheniformis compared to Bacillus subtilis.
J Mol Microbiol Biotechnol: 2009, 16(1-2);53-68
[PubMed:18957862] [WorldCat.org] [DOI] (I p)

Hanne-Leena Hyyryläinen, Milla Pietiäinen, Tuula Lundén, Anna Ekman, Marika Gardemeister, Sanna Murtomäki-Repo, Haike Antelmann, Michael Hecker, Leena Valmu, Matti Sarvas, Vesa P Kontinen
The density of negative charge in the cell wall influences two-component signal transduction in Bacillus subtilis.
Microbiology (Reading): 2007, 153(Pt 7);2126-2136
[PubMed:17600057] [WorldCat.org] [DOI] (P p)

Elise Darmon, David Noone, Anne Masson, Sierd Bron, Oscar P Kuipers, Kevin M Devine, Jan Maarten van Dijl
A novel class of heat and secretion stress-responsive genes is controlled by the autoregulated CssRS two-component system of Bacillus subtilis.
J Bacteriol: 2002, 184(20);5661-71
[PubMed:12270824] [WorldCat.org] [DOI] (P p)

H L Hyyryläinen, A Bolhuis, E Darmon, L Muukkonen, P Koski, M Vitikainen, M Sarvas, Z Prágai, S Bron, J M van Dijl, V P Kontinen
A novel two-component regulatory system in Bacillus subtilis for the survival of severe secretion stress.
Mol Microbiol: 2001, 41(5);1159-72
[PubMed:11555295] [WorldCat.org] [DOI] (P p)

D Noone, A Howell, K M Devine
Expression of ykdA, encoding a Bacillus subtilis homologue of HtrA, is heat shock inducible and negatively autoregulated.
J Bacteriol: 2000, 182(6);1592-9
[PubMed:10692364] [WorldCat.org] [DOI] (P p)