PolY2

• Description: translesion synthesis (TLS-) DNA polymerase Y2
  
  

Gene name	polY2
Synonyms	yqjW
Essential	no
Product	translesion synthesis (TLS-) DNA polymerase Y2
Function	UV-targeted mutagenesis
Gene expression levels in SubtiExpress: polY2
Interactions involving this protein in SubtInteract: PolY2
MW, pI	45 kDa, 9.532
Gene length, protein length	1236 bp, 412 aa
Immediate neighbours	yqjX, yqzH
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

DNA repair/ recombination

This gene is a member of the following regulons

LexA regulon

The gene

Basic information

• Locus tag: BSU23710

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1) (according to Swiss-Prot)

• Protein family: DNA polymerase type-Y family (according to Swiss-Prot)

• Paralogous protein(s): PolY1, UvrX, YozK-YobH

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:
  • PolY2-DnaN (required for untargeted mutagenesis) PubMed
  • PolA-PolY2 PubMed

• Localization:

Database entries

• Structure:

• UniProt: P54560

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: polY2-yqjX (according to DBTBS)

• Expression browser: polY2 PubMed

• Sigma factor:

• Regulation:
  • induced upon DNA damage (LexA) PubMed

• Regulatory mechanism:
  • LexA: transcription repression PubMed

• Additional information:

Biological materials

• Mutant: GP1505 (polY2::kan), available in Stülke lab

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Andrea M Rivas-Castillo, Ronald E Yasbin, E Robleto, Wayne L Nicholson, Mario Pedraza-Reyes
Role of the Y-family DNA polymerases YqjH and YqjW in protecting sporulating Bacillus subtilis cells from DNA damage.
Curr Microbiol: 2010, 60(4);263-7
[PubMed:19924481] [WorldCat.org] [DOI] (I 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)

Stéphane Duigou, S Dusko Ehrlich, Philippe Noirot, Marie-Françoise Noirot-Gros
DNA polymerase I acts in translesion synthesis mediated by the Y-polymerases in Bacillus subtilis.
Mol Microbiol: 2005, 57(3);678-90
[PubMed:16045613] [WorldCat.org] [DOI] (P p)

Stéphane Duigou, S Dusko Ehrlich, Philippe Noirot, Marie-Françoise Noirot-Gros
Distinctive genetic features exhibited by the Y-family DNA polymerases in Bacillus subtilis.
Mol Microbiol: 2004, 54(2);439-51
[PubMed:15469515] [WorldCat.org] [DOI] (P p)

Huang-Mo Sung, Gabriel Yeamans, Christian A Ross, Ronald E Yasbin
Roles of YqjH and YqjW, homologs of the Escherichia coli UmuC/DinB or Y superfamily of DNA polymerases, in stationary-phase mutagenesis and UV-induced mutagenesis of Bacillus subtilis.
J Bacteriol: 2003, 185(7);2153-60
[PubMed:12644484] [WorldCat.org] [DOI] (P p)