Difference between revisions of "ParB"

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|style="background:#ABCDEF;" align="center"|'''Function''' || chromosome positioning before asymmetric septation,  
 
|style="background:#ABCDEF;" align="center"|'''Function''' || chromosome positioning before asymmetric septation,  
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specifying its orientation, and imposing directionality on
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its subsequent transport through the septum; required for sporulation
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(antagonist of [[Soj]]-dependent inhibition of sporulation initiation)
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Gene expression levels in [http://cellpublisher.gobics.de/subtiexpress/ ''Subti''Express]''': [http://cellpublisher.gobics.de/subtiexpress/bsu/BSU40960 spo0J]
  
 
specifying its orientation, and imposing directionality on  
 
specifying its orientation, and imposing directionality on  

Revision as of 17:55, 7 August 2012

  • Description: chromosome positioning near the pole and transport through the polar septum / antagonist of Soj-dependent inhibition of sporulation initiation

Gene name spo0J
Synonyms spo0JB
Essential no
Product site-specific DNA-binding protein
Function chromosome positioning before asymmetric septation,

specifying its orientation, and imposing directionality on

its subsequent transport through the septum; required for sporulation

(antagonist of Soj-dependent inhibition of sporulation initiation)

Gene expression levels in SubtiExpress: spo0J

specifying its orientation, and imposing directionality on

its subsequent transport through the septum; required for sporulation

(antagonist of Soj-dependent inhibition of sporulation initiation)

Interactions involving this protein in SubtInteract: Spo0J
MW, pI 32 kDa, 8.417
Gene length, protein length 846 bp, 282 aa
Immediate neighbours yyaC, soj
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
Spo0J context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
Spo0J expression.png
























Categories containing this gene/protein

DNA condensation/ segregation, sporulation/ other

This gene is a member of the following regulons

Spo0A regulon

The gene

Basic information

  • Locus tag: BSU40960

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: inhibits Soj dimerization and concomitant DNA-binding activity by stimulating Soj ATPase activity PubMed
  • Protein family: parB family (according to Swiss-Prot)
  • Paralogous protein(s): Noc

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

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

Additional information

Expression and regulation

  • Sigma factor:
  • Regulation:
    • repressed under conditions that trigger sporulation (Spo0A) 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

Graham Scholefield, Rachel Whiting, Jeff Errington, Heath Murray
Spo0J regulates the oligomeric state of Soj to trigger its switch from an activator to an inhibitor of DNA replication initiation.
Mol Microbiol: 2011, 79(4);1089-100
[PubMed:21235642] [WorldCat.org] [DOI] (I p)

Nora L Sullivan, Kathleen A Marquis, David Z Rudner
Recruitment of SMC by ParB-parS organizes the origin region and promotes efficient chromosome segregation.
Cell: 2009, 137(4);697-707
[PubMed:19450517] [WorldCat.org] [DOI] (I p)

Stephan Gruber, Jeff Errington
Recruitment of condensin to replication origin regions by ParB/SpoOJ promotes chromosome segregation in B. subtilis.
Cell: 2009, 137(4);685-96
[PubMed:19450516] [WorldCat.org] [DOI] (I p)

Heath Murray, Jeff Errington
Dynamic control of the DNA replication initiation protein DnaA by Soj/ParA.
Cell: 2008, 135(1);74-84
[PubMed:18854156] [WorldCat.org] [DOI] (I p)

Shu Ishikawa, Yoshitoshi Ogura, Mika Yoshimura, Hajime Okumura, Eunha Cho, Yoshikazu Kawai, Ken Kurokawa, Taku Oshima, Naotake Ogasawara
Distribution of stable DnaA-binding sites on the Bacillus subtilis genome detected using a modified ChIP-chip method.
DNA Res: 2007, 14(4);155-68
[PubMed:17932079] [WorldCat.org] [DOI] (P p)

Adam M Breier, Alan D Grossman
Whole-genome analysis of the chromosome partitioning and sporulation protein Spo0J (ParB) reveals spreading and origin-distal sites on the Bacillus subtilis chromosome.
Mol Microbiol: 2007, 64(3);703-18
[PubMed:17462018] [WorldCat.org] [DOI] (P p)

Heath Murray, Henrique Ferreira, Jeff Errington
The bacterial chromosome segregation protein Spo0J spreads along DNA from parS nucleation sites.
Mol Microbiol: 2006, 61(5);1352-61
[PubMed:16925562] [WorldCat.org] [DOI] (P p)

Philina S Lee, Alan D Grossman
The chromosome partitioning proteins Soj (ParA) and Spo0J (ParB) contribute to accurate chromosome partitioning, separation of replicated sister origins, and regulation of replication initiation in Bacillus subtilis.
Mol Microbiol: 2006, 60(4);853-69
[PubMed:16677298] [WorldCat.org] [DOI] (P p)

Gonçalo Real, Sabine Autret, Elizabeth J Harry, Jeffery Errington, Adriano O Henriques
Cell division protein DivIB influences the Spo0J/Soj system of chromosome segregation in Bacillus subtilis.
Mol Microbiol: 2005, 55(2);349-67
[PubMed:15659156] [WorldCat.org] [DOI] (P p)

Virginie Molle, Masaya Fujita, Shane T Jensen, Patrick Eichenberger, José E González-Pastor, Jun S Liu, Richard Losick
The Spo0A regulon of Bacillus subtilis.
Mol Microbiol: 2003, 50(5);1683-701
[PubMed:14651647] [WorldCat.org] [DOI] (P p)

Yoshitoshi Ogura, Naotake Ogasawara, Elizabeth J Harry, Shigeki Moriya
Increasing the ratio of Soj to Spo0J promotes replication initiation in Bacillus subtilis.
J Bacteriol: 2003, 185(21);6316-24
[PubMed:14563866] [WorldCat.org] [DOI] (P p)

Ling Juan Wu, Jeff Errington
RacA and the Soj-Spo0J system combine to effect polar chromosome segregation in sporulating Bacillus subtilis.
Mol Microbiol: 2003, 49(6);1463-75
[PubMed:12950914] [WorldCat.org] [DOI] (P p)

Philina S Lee, Daniel Chi-Hong Lin, Shigeki Moriya, Alan D Grossman
Effects of the chromosome partitioning protein Spo0J (ParB) on oriC positioning and replication initiation in Bacillus subtilis.
J Bacteriol: 2003, 185(4);1326-37
[PubMed:12562803] [WorldCat.org] [DOI] (P p)

S Autret, R Nair, J Errington
Genetic analysis of the chromosome segregation protein Spo0J of Bacillus subtilis: evidence for separate domains involved in DNA binding and interactions with Soj protein.
Mol Microbiol: 2001, 41(3);743-55
[PubMed:11532141] [WorldCat.org] [DOI] (P p)

J D Quisel, A D Grossman
Control of sporulation gene expression in Bacillus subtilis by the chromosome partitioning proteins Soj (ParA) and Spo0J (ParB).
J Bacteriol: 2000, 182(12);3446-51
[PubMed:10852876] [WorldCat.org] [DOI] (P p)

R A Britton, A D Grossman
Synthetic lethal phenotypes caused by mutations affecting chromosome partitioning in Bacillus subtilis.
J Bacteriol: 1999, 181(18);5860-4
[PubMed:10482533] [WorldCat.org] [DOI] (P p)

A A Teleman, P L Graumann, D C Lin, A D Grossman, R Losick
Chromosome arrangement within a bacterium.
Curr Biol: 1998, 8(20);1102-9
[PubMed:9778525] [WorldCat.org] [DOI] (P p)

M A Cervin, G B Spiegelman, B Raether, K Ohlsen, M Perego, J A Hoch
A negative regulator linking chromosome segregation to developmental transcription in Bacillus subtilis.
Mol Microbiol: 1998, 29(1);85-95
[PubMed:9701805] [WorldCat.org] [DOI] (P p)

C D Webb, P L Graumann, J A Kahana, A A Teleman, P A Silver, R Losick
Use of time-lapse microscopy to visualize rapid movement of the replication origin region of the chromosome during the cell cycle in Bacillus subtilis.
Mol Microbiol: 1998, 28(5);883-92
[PubMed:9663676] [WorldCat.org] [DOI] (P p)

D C Lin, A D Grossman
Identification and characterization of a bacterial chromosome partitioning site.
Cell: 1998, 92(5);675-85
[PubMed:9506522] [WorldCat.org] [DOI] (P p)

P J Lewis, J Errington
Direct evidence for active segregation of oriC regions of the Bacillus subtilis chromosome and co-localization with the SpoOJ partitioning protein.
Mol Microbiol: 1997, 25(5);945-54
[PubMed:9364919] [WorldCat.org] [DOI] (P p)

P Glaser, M E Sharpe, B Raether, M Perego, K Ohlsen, J Errington
Dynamic, mitotic-like behavior of a bacterial protein required for accurate chromosome partitioning.
Genes Dev: 1997, 11(9);1160-8
[PubMed:9159397] [WorldCat.org] [DOI] (P p)

M E Sharpe, J Errington
The Bacillus subtilis soj-spo0J locus is required for a centromere-like function involved in prespore chromosome partitioning.
Mol Microbiol: 1996, 21(3);501-9
[PubMed:8866474] [WorldCat.org] [DOI] (P p)

K Ireton, N W Gunther, A D Grossman
spo0J is required for normal chromosome segregation as well as the initiation of sporulation in Bacillus subtilis.
J Bacteriol: 1994, 176(17);5320-9
[PubMed:8071208] [WorldCat.org] [DOI] (P p)

T H Mysliwiec, J Errington, A B Vaidya, M G Bramucci
The Bacillus subtilis spo0J gene: evidence for involvement in catabolite repression of sporulation.
J Bacteriol: 1991, 173(6);1911-9
[PubMed:1900505] [WorldCat.org] [DOI] (P p)