FIG. 3.

Strain 155, transfected with either YEpKDHis or YEpKDHis-KlGpa2, was grown and mated as indicated for Fig. 2B. Patches of diploid cells were selected on SD supplemented with uracil. Mating efficiencies (in parentheses) were calculated as indicated for Fig. 2A. W.T., wild type.