UASt sequences regulate expression of the female spliced form of tra, in which the 17 RS/SR repeats have been mutated to Ala residues (this eliminates the splicing activity of the tra-F protein).
decreased size | adult stage | female, with Scer\GAL4tra-F-KO-Gal4, traKO.Cherry
visible | adult stage | female, with Scer\GAL4tra-F-KO-Gal4, traKO.Cherry
wing | female, with Scer\GAL4tra-F-KO-Gal4, traKO.Cherry