UAS regulatory sequences drive expression of a short inverted repeat.
Females heterozygous for gishHMS01609 and Scer\GAL4mat.αTub67C.T:Hsim\VP16 crossed to gishHMS01609 males results in: 0% hatching; egg/embryonic phenotype: "variable, dorsal closure, segmentation and germband retraction defects"; maternal effect.