ParE

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  • Description: subunit of DNA topoisomerase IV

Gene name parE
Synonyms grlB
Essential yes PubMed
Product subunit of DNA topoisomerase IV
Function chromosome segregation and compaction
MW, pI 72 kDa, 6.166
Gene length, protein length 1965 bp, 655 aa
Immediate neighbours yneT, parC
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
ParE context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag: BSU18090

Phenotypes of a mutant

essential PubMed

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family: type II topoisomerase family (according to Swiss-Prot)
  • Paralogous protein(s): GyrB

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions:
  • Localization: Nucleoid (Homogeneous) PubMed uniformly distributed throughout the cell PubMed

Database entries

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

Additional information

Expression and regulation

  • Operon:
  • Regulation:
    • repressed when no DNA damage is present (LexA) 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

Jean-Christophe Meile, Ling Juan Wu, S Dusko Ehrlich, Jeff Errington, Philippe Noirot
Systematic localisation of proteins fused to the green fluorescent protein in Bacillus subtilis: identification of new proteins at the DNA replication factory.
Proteomics: 2006, 6(7);2135-46
[PubMed:16479537] [WorldCat.org] [DOI] (P p)

Serkalem Tadesse, Judita Mascarenhas, Bernd Kösters, Andrej Hasilik, Peter L Graumann
Genetic interaction of the SMC complex with topoisomerase IV in Bacillus subtilis.
Microbiology (Reading): 2005, 151(Pt 11);3729-3737
[PubMed:16272394] [WorldCat.org] [DOI] (P p)

Nora Au, Elke Kuester-Schoeck, Veena Mandava, Laura E Bothwell, Susan P Canny, Karen Chachu, Sierra A Colavito, Shakierah N Fuller, Eli S Groban, Laura A Hensley, Theresa C O'Brien, Amish Shah, Jessica T Tierney, Louise L Tomm, Thomas M O'Gara, Alexi I Goranov, Alan D Grossman, Charles M Lovett
Genetic composition of the Bacillus subtilis SOS system.
J Bacteriol: 2005, 187(22);7655-66
[PubMed:16267290] [WorldCat.org] [DOI] (P p)

W M Huang, J L Libbey, P van der Hoeven, S X Yu
Bipolar localization of Bacillus subtilis topoisomerase IV, an enzyme required for chromosome segregation.
Proc Natl Acad Sci U S A: 1998, 95(8);4652-7
[PubMed:9539793] [WorldCat.org] [DOI] (P p)