Table 1. OxyS protects against DNA damage
Rifr mutants induced by 5 mM H2O2
GenotypeRifr mutants per 108 cells
ΔoxySli::frt/Plac68.3 ± 36.0
ΔoxySli::frt/PlacoxyS2.2 ± 1.8
ΔoxySli::frt/PlacoxySC56U;C58U37.4 ± 20.0
In ΔkilR mutantRifr mutants per 108 cells
ΔoxySli::frt, ΔkilR::cat/Plac41.3 ± 1.2
ΔoxySli::frt, ΔkilR::cat/PlacoxyS62.3 ± 5.1
ΔoxySli::frt, ΔkilR::cat/PlackilR2.0 ± 1.0
In the presence of pFtsQAZRifr mutants per 106 cells
ΔoxySli::frt/pFtsQAZ, Plac65.3 ± 2.4
ΔoxySli::frt/pFtsQAZ, PlacoxyS493.7 ± 229.3
Rifr mutants induced by 1 mM H2O2
Chromosomal oxySRifr mutants per 108 cells
Wild type12.3 ± 3.3
ΔoxyS68.6 ± 8.0
  • Results are displayed as mean of four to five biological experiments ± standard deviation.