UASz sequences regulate expression of esc, mutated to carry a I254V amino acid replacement. This change is equivalent to a I274V change in the orthologous human EED gene, a variant that is likely benign.
viable, with Scer\GAL4esc-CR00712-TG4.0
escI254V.UASz rescues escCR00712-TG4.0/Df(2L)Exel6030