Table 1 Recombination frequency
StrainHis+ (DRR)Ty DRRTy GCLys+ (GC)
wt1 (10 × 10−6)1 (1 × 10−6)1 (0.5 × 10−6)1 (0.25 × 10−6)
srs2Δ1.11.13.52
elg1Δ4.51251.5
elg1Δ srs2Δ4.411808
  • Direct repeat recombination (DRR) is measured between tandem repeats at the HIS4 locus or between Ty elements. Gene conversion (GC) measures the transfer of information between Ty elements or two copies of the LYS2 gene carrying different mutations.