Table 1.

Yeast strains used in this study

StrainaOrigin or sourceGenotype
YME2b 5 MAT a ade2-Δ1 his3-Δ187 leu2-Δ1 ura3-52
YAF44 8 rfa1-44; isogenic to YME2
YAF5 8 rad52-34; isogenic to YME2
YAF22 8 rad52-38; isogenic to YME2
YAF100This study rfa1-44 rad52-38; isogenic to YME2
Y190 11 MAT a ade2-101 his3-Δ200 leu2-3,112 ura3-52 lys2-801 trp1-901 tyr1-501 can R gal4Δ gal80Δ cyhS URA3::GAL-lacZ LYS2::GAL-HIS3
  • a All strains are heterothallic.

  • b YME2 is a derivative of strain S288C.