UAS regulatory sequences drive expression of a short inverted repeat.
Females heterozygous for tefuGL00138 and MTD-Gal4 (consists of Scer\GAL4otu.T:Hsim\VP16, Scer\GAL4nos.PG and Scer\GAL4nos.UTR.T:Hsim\VP16) crossed to tefuGL00138 males results in: 20% hatching; egg/embryonic phenotype: "variable seg phenotype, stat-like, blob"; maternal effect.