SubtiBank SubtiBank
mutY [Tue Dec 13 2016 11:16:31 GMT+0100 (CET)]
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mutY [Tue Dec 13 2016 11:16:31 GMT+0100 (CET)]

A/G-specific adenine glycosylase, error prevention oxidized guanine system, releases adenines from 8-oxo-G:A mismatches
locus
BSU08630
pI
6.00
mw
41.00 kDa
function
DNA repair
product
A/G-specific adenine glycosylase
essential
no
ec
3.2.2.-
synonyms
yfhQ

Genomic Context

      

categories

  • [category|SW 3|Information processing] → [category|SW 3.1|Genetics] → [category|SW 3.1.5|DNA repair/ recombination]
  • [category|SW 3|Information processing] → [category|SW 3.1|Genetics] → [category|SW 3.1.5|DNA repair/ recombination] → [category|SW 3.1.5.5|Oxidized guanine (GO) DNA repair system]
  • [SW|Categories] containing this gene/protein

  • [SW|DNA repair/ recombination]
  • This gene is a member of the following [SW|regulons]

  • [SW|YfhP regulon]
  • Gene

    Coordinates on the chromosome (coding sequence)
    935,656 -> 936,765

    Phenotypes of a mutant

  • strongly reduced stationary phase mutagenesis [Pubmed|27399782]
  • increased susceptibility to Cr(VI) due to the accumulation of oxidative DNA damage [Pubmed|24973075]
  • The protein

    Catalyzed reaction/ biological activity

  • releases adenines from 8-oxo-G:A mismatches
  • Structure

  • [PDB|1RRS] (complex with DNA, Geobacillus stearothermophilus)
  • Expression and Regulation

    Operon

  • ''[protein|search|mutY]-[protein|search|fabL]-[protein|search|sspE]'' [Pubmed|10463184]
  • [SW|Sigma factor]

  • [protein|search|SigA] [Pubmed|10463184]
  • [protein|search|SigG] [Pubmed|1900507]
  • Regulation

  • expression is constitutive throughout growth [Pubmed|20971907]
  • expression is fivefold increased in a ''[protein|search|mutS]-[protein|search|mutL]'' mutant [Pubmed|20971907]
  • [protein|search|YfhP] may act as a negative transcription regulator of the ''[protein|search|mutY]-[protein|search|fabL]-[protein|search|sspE]'' operon during exponential growth [Pubmed|10463184]
  • References

    Reviews

  • 22933559
  • Original publications

  • 10463184,19011023,20971907,24973075,25326311,25995449,27399782