TABLE 5

Stimulation of heteroallelic recombination by DNA-damaging agents in DUN1 and the dun1::HIS3 diploids

Stimulation in DUN1 (YD116)aStimulation in dun1 (YD117)a
UV DoseSurvival %Ade+/CFU × 106bSurvival %Ade+/CFU × 106bRatioc
30 J/m29476 ± 1188158 ± 162.1
90 J/m285475 ± 4444673 ± 641.4
120 J/m272455 ± 4324841 ± 741.8
  • a For complete genotype, see Table 1.

  • b Ade+/CFU × 106 = (Ade+ frequency w/agent – Ade+ spontaneous frequency) × 106; N = 4. Spontaneous frequency of YD116 = 5.8 × 10–6; spontaneous frequency for HD117 = 6.7 × 10–6.

  • c (Ade+ per 107 CFU for dunl)/(Ade+ per 107 CFU for DUN1).