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* '''Description:''' ATP-dependent deoxyribonuclease (subunit B) <br/><br/>
{{#bank: AddB}}


{| align="right" border="1" cellpadding="2"
|-
|style="background:#ABCDEF;" align="center"|'''Gene name'''
|''addB''
|-
|style="background:#ABCDEF;" align="center"| '''Synonyms''' || '' ''
|-
|style="background:#ABCDEF;" align="center"| '''Essential''' || no
|-
|style="background:#ABCDEF;" align="center"| '''Product''' || ATP-dependent deoxyribonuclease (subunit B))
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|style="background:#ABCDEF;" align="center"|'''Function''' || [[DNA repair/ recombination]]
|-
|colspan="2" style="background:#FAF8CC;" align="center"| '''Interactions involving this protein in [http://cellpublisher.gobics.de/subtinteract/startpage/start/ ''Subt''Interact]''': [http://cellpublisher.gobics.de/subtinteract/interactionList/2/AddB AddB]
|-
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 134 kDa, 5.39 
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|style="background:#ABCDEF;" align="center"| '''Gene length, protein length''' || 3498 bp, 1166 aa
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|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[yhjR]]'', ''[[addA]]''
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|colspan="2" style="background:#FAF8CC;" align="center"|'''Get the DNA and protein [http://srs.ebi.ac.uk/srsbin/cgi-bin/wgetz?-e+&#91;EMBLCDS:CAB12902&#93;+-newId sequences] <br/> (Barbe ''et al.'', 2009)'''
|-
|-
|-
|colspan="2" | '''Genetic context''' <br/> [[Image:addB_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=addB_1136320_1139820_1 Expression at a glance]'''&#160;&#160;&#160;{{PubMed|22383849}}<br/>[[Image:addB_expression.png|500px]]
|-
|}
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= [[Categories]] containing this gene/protein =
{{SubtiWiki category|[[DNA repair/ recombination]]}},
{{SubtiWiki category|[[genetic competence]]}}
= This gene is a member of the following [[regulons]] =
{{SubtiWiki regulon|[[ComK regulon]]}}
=The gene=
=== Basic information ===
* '''Locus tag:''' BSU10620
===Phenotypes of a mutant ===
=== Database entries ===
* '''DBTBS entry:''' [http://dbtbs.hgc.jp/COG/prom/addBA.html]
* '''SubtiList entry:''' [http://genolist.pasteur.fr/SubtiList/genome.cgi?gene_detail+BG10465]
=== Additional information===
=The protein=
=== Basic information/ Evolution ===
* '''Catalyzed reaction/ biological activity:'''
** the enzyme is functional as a heterodimer of the [[AddA]] and [[AddB]] subunits, that it is a rapid and processive DNA helicase, and that it catalyses DNA unwinding using one single-stranded DNA motor of 3'→5' polarity located in the [[AddA]] subunit {{PubMed|21071401}}
** the [[AddB]] subunit contains a second putative ATP-binding pocket, but this does not contribute to the observed helicase activity and may instead be involved in the recognition of recombination hotspot sequences {{PubMed|21071401}}
* '''Protein family:''' uvrD-like helicase C-terminal domain (according to Swiss-Prot)
* '''Paralogous protein(s):'''
=== Extended information on the protein ===
* '''Kinetic information:'''
* '''Domains:'''
* '''Modification:'''
* '''Cofactor(s):'''
* '''Effectors of protein activity:'''
* '''[[SubtInteract|Interactions]]:'''
** [[AddA]]-[[AddB]] {{PubMed|10756102,21071401}}
* '''[[Localization]]:'''
=== Database entries ===
* '''Structure:'''
** [http://www.rcsb.org/pdb/explore/explore.do?structureId=3U4Q 3U4Q] (the [[AddA]]-[[AddB]]-DNA complex) {{PubMed|22307084}}
** [http://www.rcsb.org/pdb/explore.do?structureId=1Y26 1Y26] (the [[riboswitch]] in complex with adenine)
* '''UniProt:''' [http://www.uniprot.org/uniprot/P23477 P23477]
* '''KEGG entry:''' [http://www.genome.jp/dbget-bin/www_bget?bsu:BSU10620]
* '''E.C. number:'''
=== Additional information===
=Expression and regulation=
* '''Operon:''' ''[[addB]]-[[addA]]'' {{PubMed|1646786}}
* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=addB_1136320_1139820_1 addB] {{PubMed|22383849}}
* '''Sigma factor:''' [[SigA]] {{PubMed|7746142}}
* '''Regulation:'''
** positive control by [[ComK]] {{PubMed|7746142}}
* '''Regulatory mechanism:'''
* '''Additional information:'''
=Biological materials =
* '''Mutant:''' GP1106 (addAB, spc), available in [[Stülke]] lab
* '''Expression vector:'''
       
* '''lacZ fusion:'''
* '''GFP fusion:'''
* '''two-hybrid system:'''
* '''Antibody:'''
=Labs working on this gene/protein=
* [[Mark Dillingham]], Bristol, U.K. ([http://www.bris.ac.uk/biochemistry/research/md.html homepage])
=Your additional remarks=
=References=
==Reviews==
<pubmed>, 20116346 </pubmed>
==Original publications==
'''Additional publications:''' {{PubMed|21071401}}
<pubmed>21809208,8387145,15610857,7746142, 19129187 1646786 10756102 9781875 17570399 20350930 22307084</pubmed>
[[Category:Protein-coding genes]]

Latest revision as of 11:16, 10 August 2015