AzoR2

• Description: similar to NAD(P)H dehydrogenase (quinone)
  
  

Gene name	azoR2
Synonyms	yvaB
Essential	no
Product	azoreductase
Function	resistance to 2-methylhydroquinone
MW, pI	23 kDa, 5.114
Gene length, protein length	633 bp, 211 aa
Immediate neighbours	yvaA, yvaC
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

sporulation proteins, resistance against oxidative and electrophile stress

This gene is a member of the following regulons

MhqR regulon, SigG regulon

The gene

Basic information

• Locus tag: BSU33540

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: azoreductase type 1 family (according to Swiss-Prot)

• Paralogous protein(s): AzoR1

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure: 3P0R (from B. anthracis, 43% identity, 61% similarity)

• UniProt: O32224

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: azoR2 PubMed

• Sigma factor: SigA PubMed, SigG PubMed

• Regulation:
  • induced by catechol and 2-methylhydroquinone (2-MHQ) (MhqR) PubMed
  • repressed by casamino acids PubMed

• Regulatory mechanism:
  • MhqR: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Montira Leelakriangsak, Nguyen Thi Thu Huyen, Stefanie Töwe, Nguyen van Duy, Dörte Becher, Michael Hecker, Haike Antelmann, Peter Zuber
Regulation of quinone detoxification by the thiol stress sensing DUF24/MarR-like repressor, YodB in Bacillus subtilis.
Mol Microbiol: 2008, 67(5);1108-24
[PubMed:18208493] [WorldCat.org] [DOI] (I p)

Stefanie Töwe, Montira Leelakriangsak, Kazuo Kobayashi, Nguyen Van Duy, Michael Hecker, Peter Zuber, Haike Antelmann
The MarR-type repressor MhqR (YkvE) regulates multiple dioxygenases/glyoxalases and an azoreductase which confer resistance to 2-methylhydroquinone and catechol in Bacillus subtilis.
Mol Microbiol: 2007, 66(1);40-54
[PubMed:17725564] [WorldCat.org] [DOI] (P p)

Stephanie T Wang, Barbara Setlow, Erin M Conlon, Jessica L Lyon, Daisuke Imamura, Tsutomu Sato, Peter Setlow, Richard Losick, Patrick Eichenberger
The forespore line of gene expression in Bacillus subtilis.
J Mol Biol: 2006, 358(1);16-37
[PubMed:16497325] [WorldCat.org] [DOI] (P p)

Ulrike Mäder, Georg Homuth, Christian Scharf, Knut Büttner, Rüdiger Bode, Michael Hecker
Transcriptome and proteome analysis of Bacillus subtilis gene expression modulated by amino acid availability.
J Bacteriol: 2002, 184(15);4288-95
[PubMed:12107147] [WorldCat.org] [DOI] (P p)