Difference between revisions of "AddB"

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= [[Categories]] containing this gene/protein =
 
= [[Categories]] containing this gene/protein =
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=== Additional information===
 
=== Additional information===
 
 
  
 
=The protein=
 
=The protein=
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* '''Kinetic information:'''
 
* '''Kinetic information:'''
  
* '''Domains:'''  
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* '''[[Domains]]:'''  
  
 
* '''Modification:'''
 
* '''Modification:'''
  
* '''Cofactor(s):'''
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* '''Effectors of protein activity:'''
 
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* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=addB_1136320_1139820_1 addB] {{PubMed|22383849}}
 
* '''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}}  
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* '''Regulation:'''  
 
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<pubmed> 23202527, 20116346 22933559</pubmed>
 
<pubmed> 23202527, 20116346 22933559</pubmed>
 
==Original publications==
 
==Original publications==
<pubmed>21809208,8387145,15610857,7746142, 19129187 1646786 10756102 9781875 17570399 20350930 22307084 22383849 21071401 23056615</pubmed>
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<pubmed>21809208,8387145,15610857,7746142, 19129187 1646786 10756102 9781875 17570399 20350930 22307084 22383849 21071401 23056615 24682829 24670664</pubmed>
 
[[Category:Protein-coding genes]]
 
[[Category:Protein-coding genes]]

Revision as of 10:42, 2 April 2014

  • Description: ATP-dependent deoxyribonuclease (subunit B)

Gene name addB
Synonyms
Essential no
Product ATP-dependent deoxyribonuclease (subunit B))
Function DNA repair/ recombination
Gene expression levels in SubtiExpress: addB
Interactions involving this protein in SubtInteract: AddB
MW, pI 134 kDa, 5.39
Gene length, protein length 3498 bp, 1166 aa
Immediate neighbours yhjR, addA
Sequences Protein DNA DNA_with_flanks
Genetic context
AddB context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
AddB expression.png















Categories containing this gene/protein

DNA repair/ recombination, genetic competence

This gene is a member of the following regulons

ComK regulon

The gene

Basic information

  • Locus tag: BSU10620

Phenotypes of a mutant

Database entries

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

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
    • 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
  • Protein family: uvrD-like helicase C-terminal domain (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Modification:
  • Effectors of protein activity:

Database entries

  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • 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

Your additional remarks

References

Reviews

Dale B Wigley
Bacterial DNA repair: recent insights into the mechanism of RecBCD, AddAB and AdnAB.
Nat Rev Microbiol: 2013, 11(1);9-13
[PubMed:23202527] [WorldCat.org] [DOI] (I p)

Justin S Lenhart, Jeremy W Schroeder, Brian W Walsh, Lyle A Simmons
DNA repair and genome maintenance in Bacillus subtilis.
Microbiol Mol Biol Rev: 2012, 76(3);530-64
[PubMed:22933559] [WorldCat.org] [DOI] (I p)

Joseph T P Yeeles, Mark S Dillingham
The processing of double-stranded DNA breaks for recombinational repair by helicase-nuclease complexes.
DNA Repair (Amst): 2010, 9(3);276-85
[PubMed:20116346] [WorldCat.org] [DOI] (I p)

Original publications