UAS regulatory sequences drive expression of a short inverted repeat.
Females heterozygous for certGL00157 and MTD-Gal4 (consists of Scer\GAL4otu.T:Hsim\VP16, Scer\GAL4nos.PG and Scer\GAL4nos.UTR.T:Hsim\VP16) crossed to certGL00157 males results in: 80% hatching; non-maternal effect.