HlpB

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  • Description: HNH nuclease-like protein, rescues AddA-AddB-mediated recombination intermediates

Gene name hlpB
Synonyms yisB
Essential yes PubMed
Product HNH nuclease-like protein
Function rescuing of AddA-AddB-mediated recombination intermediates
Gene expression levels in SubtiExpress: yisB
MW, pI 11 kDa, 9.941
Gene length, protein length 300 bp, 100 aa
Immediate neighbours sbcC, gerPF
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
YisB context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
YisB expression.png















Categories containing this gene/protein

DNA repair/ recombination, essential genes

This gene is a member of the following regulons

ComK regulon

The gene

Basic information

  • Locus tag: BSU10660

Phenotypes of a mutant

  • essential, the mutation can be suppressed by second-site mutations in addA or addB PubMed

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family:
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization:
    • evenly distributed throughout the cytosol in growing cells PubMed
    • forms a single focus on the nucleoid upon induction of DNA damage PubMed

Database entries

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

Additional information

Expression and regulation

  • Sigma factor:
  • 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

Miriam Pediaditakis, Miriam Kaufenstein, Peter L Graumann
Bacillus subtilis hlpB encodes a conserved stand-alone HNH nuclease-like protein that is essential for viability unless the hlpB deletion is accompanied by the deletion of genes encoding the AddAB DNA repair complex.
J Bacteriol: 2012, 194(22);6184-94
[PubMed:22984257] [WorldCat.org] [DOI] (I p)

Pierre Nicolas, Ulrike Mäder, Etienne Dervyn, Tatiana Rochat, Aurélie Leduc, Nathalie Pigeonneau, Elena Bidnenko, Elodie Marchadier, Mark Hoebeke, Stéphane Aymerich, Dörte Becher, Paola Bisicchia, Eric Botella, Olivier Delumeau, Geoff Doherty, Emma L Denham, Mark J Fogg, Vincent Fromion, Anne Goelzer, Annette Hansen, Elisabeth Härtig, Colin R Harwood, Georg Homuth, Hanne Jarmer, Matthieu Jules, Edda Klipp, Ludovic Le Chat, François Lecointe, Peter Lewis, Wolfram Liebermeister, Anika March, Ruben A T Mars, Priyanka Nannapaneni, David Noone, Susanne Pohl, Bernd Rinn, Frank Rügheimer, Praveen K Sappa, Franck Samson, Marc Schaffer, Benno Schwikowski, Leif Steil, Jörg Stülke, Thomas Wiegert, Kevin M Devine, Anthony J Wilkinson, Jan Maarten van Dijl, Michael Hecker, Uwe Völker, Philippe Bessières, Philippe Noirot
Condition-dependent transcriptome reveals high-level regulatory architecture in Bacillus subtilis.
Science: 2012, 335(6072);1103-6
[PubMed:22383849] [WorldCat.org] [DOI] (I p)

Mitsuo Ogura, Hirotake Yamaguchi, Kazuo Kobayashi, Naotake Ogasawara, Yasutaro Fujita, Teruo Tanaka
Whole-genome analysis of genes regulated by the Bacillus subtilis competence transcription factor ComK.
J Bacteriol: 2002, 184(9);2344-51
[PubMed:11948146] [WorldCat.org] [DOI] (P p)