Table 2.

Rates of spontaneous translocations for rad9,rad52, and rad1 mutants andRAD9+  strains

GenotypeaStrainAvg rateb ± SDRatioc
Strains isogenic to YB148
RAD9/RAD9 YB148(3.3 ± 1.6) × 10−8 1.0
rad9::LEU2/rad9::LEU2 YB135(1.7 ± 0.7) × 10−7 5.1
rad1::URA3/rad1::URA3 YB150(2.1 ± 1.0) × 10−8 0.7
rad9::LEU2/rad9::LEU2 YB141(5.7 ± 1.5) × 10−8 1.7
rad1::URA3/rad1::URA3
rad52::LEU2/rad52::LEU2 YB154<1.0 × 10−9 <0.01
rad9::URA3/rad9::URA3 YB145<1.0 × 10−9 <0.01
rad52::LEU2/rad52::LEU2
Strains isogenic to YB110
RAD9/RAD9 YB110(4.4 ± 2.3) × 10−8 1.0
rad9::URA3/rad9::URA3 YB134(1.8 ± 0.4) × 10−7 4.1
rad9::URA3/RAD9+ YB151(6.0 ± 3.4) × 10−8 1.4
rad1::URA3/rad1::URA3 YB138(5.2 ± 0.7) × 10−8 1.2
  • a For full genotypes, see Table 1.

  • b As calculated by the method of the median;n = 3.

  • c Rate of recombination in mutant/rate of recombination in RAD9+.