UASz sequences regulate expression of esc, mutated to carry a R286T amino acid replacement. This change is equivalent to a R306T change in the orthologous human EED gene.
viable, with Scer\GAL4esc-CR00712-TG4.0
escR286T.UASz rescues escCR00712-TG4.0/Df(2L)Exel6030