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* '''Description:''' chromosome positioning near the pole and transport through the polar septum / antagonist of [[ParA]]-dependent inhibition of [[sporulation]] initiation, traps DNA loops, required for the recruitment of the [[condensin|SMC complex]] to the origin of replication <br/><br/>
{{#bank: ParB}}


{| align="right" border="1" cellpadding="2"
|-
|style="background:#ABCDEF;" align="center"|'''Gene name'''
|''parB''
|-
|style="background:#ABCDEF;" align="center"| '''Synonyms''' || ''spo0J, spo0JB ''
|-
|style="background:#ABCDEF;" align="center"| '''Essential''' || no
|-
|style="background:#ABCDEF;" align="center"| '''Product''' || site-specific DNA-binding protein
|-
|style="background:#ABCDEF;" align="center"|'''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)
|-
|colspan="2" style="background:#FAF8CC;" align="center"| '''Gene expression levels in [http://subtiwiki.uni-goettingen.de/apps/expression/ ''Subti''Express]''': [http://subtiwiki.uni-goettingen.de/apps/expression/expression.php?search=BSU40960 parB]
|-
|colspan="2" style="background:#FAF8CC;" align="center"| '''Interactions involving this protein in [http://subtiwiki.uni-goettingen.de/interact/ ''Subt''Interact]''': [http://subtiwiki.uni-goettingen.de/interact/index.php?protein=ParB ParB]
|-
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 32 kDa, 8.417 
|-
|style="background:#ABCDEF;" align="center"| '''Gene length, protein length''' || 846 bp, 282 aa
|-
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[yyaC]]'', ''[[parA]]''
|-
|style="background:#FAF8CC;" align="center"|'''Sequences'''||[http://bsubcyc.org/BSUB/sequence-aa?type=GENE&object=BSU40960 Protein] [http://bsubcyc.org/BSUB/sequence?type=GENE&object=BSU40960 DNA] [http://bsubcyc.org/BSUB/seq-selector?chromosome=CHROM-1&object=BSU40960 DNA_with_flanks]
|-
|colspan="2" | '''Genetic context''' <br/> [[Image:spo0J_context.gif]]
<div align="right"> <small>This image was kindly provided by [http://genolist.pasteur.fr/SubtiList/ SubtiList]</small></div>
|-
|colspan="2" |'''[http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=parB_4205556_4206404_-1 Expression at a glance]'''&#160;&#160;&#160;{{PubMed|22383849}}<br/>[[Image:spo0J_expression.png|500px|link=http://subtiwiki.uni-goettingen.de/apps/expression/expression.php?search=BSU40960]]
|-
|}
__TOC__
<br/><br/><br/><br/>
<br/><br/><br/><br/>
<br/><br/><br/><br/>
<br/><br/>
= [[Categories]] containing this gene/protein =
{{SubtiWiki category|[[DNA condensation/ segregation]]}},
{{SubtiWiki category|[[sporulation/ other]]}}
= This gene is a member of the following [[regulons]] =
{{SubtiWiki regulon|[[Spo0A regulon]]}}
=The gene=
=== Basic information ===
* '''Locus tag:''' BSU40960
===Phenotypes of a mutant ===
=== Database entries ===
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU40960&redirect=T BSU40960]
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/soj-spo0J.html]
* '''SubtiList entry:''' [http://genolist.pasteur.fr/SubtiList/genome.cgi?gene_detail+BG10054]
=== Additional information===
=The protein=
=== Basic information/ Evolution ===
* '''Catalyzed reaction/ biological activity:'''
** inhibits [[ParA]] dimerization and concomitant DNA-binding activity by stimulating [[ParA]] ATPase activity {{PubMed|21235642}}
** recruits the condensin complex to the DNA origin region {{PubMed|24440393}}
** the dimer binds specifcally to the centromere-like ''parS'' sequence {{PubMed|25572315}}
* '''Protein family:''' parB family (according to Swiss-Prot)
* '''Paralogous protein(s):''' [[Noc]]
=== Extended information on the protein ===
* '''Kinetic information:'''
* '''[[Domains]]:'''
* '''Modification:'''
* '''[[Cofactors]]:'''
* '''Effectors of protein activity:'''
* '''[[SubtInteract|Interactions]]:''' 
** forms dimers {{PubMed|24829297}}
** [[ParA]]-[[ParB]] {{PubMed|21235642}}
* '''[[Localization]]:'''
** chromosome centromer {{PubMed|23475963}}
=== Database entries ===
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU40960&redirect=T BSU40960]
* '''Structure:'''
* '''UniProt:''' [http://www.uniprot.org/uniprot/P26497 P26497]
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu:BSU40960]
* '''E.C. number:'''
=== Additional information===
=Expression and regulation=
* '''Operon:''' ''[[soj]]-[[spo0J]]'' {{PubMed|22383849}}
* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=parB_4205556_4206404_-1 parB] {{PubMed|22383849}}
* '''[[Sigma factor]]:'''
* '''Regulation:'''
** repressed under conditions that trigger sporulation ([[Spo0A]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/14651647 PubMed]
* '''Regulatory mechanism:'''
** [[Spo0A]]: transcription repression [http://www.ncbi.nlm.nih.gov/sites/entrez/14651647 PubMed]
* '''Additional information:'''
** number of protein molecules per cell (minimal medium with glucose and ammonium): 341 {{PubMed|24696501}}
** number of protein molecules per cell (complex medium with amino acids, without glucose): 362 {{PubMed|24696501}}
** number of protein molecules per cell: 880 (equivalent to 440 dimers) {{PubMed|24829297}}
=Biological materials =
* '''Mutant:'''
** 1S135 ( ''spo0J''::''spec''), {{PubMed| }}, available at [http://pasture.asc.ohio-state.edu/BGSC/getdetail.cfm?bgscid=1S135&Search=1S135 BGSC]
** 1S136 ( ''spo0J''::''spec''), {{PubMed| }}, available at [http://pasture.asc.ohio-state.edu/BGSC/getdetail.cfm?bgscid=1S136&Search=1S136 BGSC]
** 1S137 ( ''spo0J''::''spec''), {{PubMed| }}, available at [http://pasture.asc.ohio-state.edu/BGSC/getdetail.cfm?bgscid=1S137&Search=1S137 BGSC]
* '''Expression vector:'''
       
* '''lacZ fusion:'''
* '''GFP fusion:'''
* '''two-hybrid system:'''
* '''Antibody:'''
=Labs working on this gene/protein=
* [[Heath Murray]], Centre for Bacterial Cell Biology, Newcastle, UK [http://www.ncl.ac.uk/camb/staff/profile/heath.murray homepage]
=Your additional remarks=
=References=
== Reviews ==
<pubmed> 22934648 </pubmed>
== Original publications ==
<pubmed>17462018 16677298 12562803, 10852876, 10482533, 9506522, 8071208, 17932079 19450517 21235642 26253537 9663676, 11532141, 19450516,15659156, 18854156,9159397,8866474,9778525,16925562,1900505,9364919,9701805,12950914,,14651647, 19450517, 19450516, 14563866 23475963 21911367 24440393 24829297 24696501 25071173 25572315 25951515</pubmed>
[[Category:Protein-coding genes]]

Latest revision as of 08:59, 24 August 2015