Mutants die at the L3 moult.
Act5CG0245/Act5C[+] is an enhancer of retina phenotype of eys1, prom[+]/prom1
One copy of both eys1 and prom1 results in a partial failure to form a continuous open inter-rhabdomeral space (retinal lumen), exhibited by the presence of juxtaposed rhabdomeres. This phenotype is significantly enhanced by one copy of either Df(1)ED6829 or Act5CG0245.
P{lacW} not verified as causing the lethality.