A heatshock promoter drives expression of a chm cDNA.
wild-type
chmhs.PG rescues chm221
chmhs.PG rescues chm14
The addition of chmhs.PG can rescue lethality phenotype of chm14 and chm221. The addition of chmhs.PG can rescue the suppression of position effect variegation phenotype of chm14.