Insertion of a P{GS} element at -93bp (relative to the transcription start site).
eye, with Scer\GAL4hs.2sev
Flies expressing P{GS}Tre1GS1084 under the control of Scer\GAL4c355 have extra bristles. Flies expressing P{GS}Tre1GS1084 under the control of Scer\GAL4hs.2sev show semi-lethality and have rough eyes. Flies expressing P{GS}Tre1GS1084 under the control of Scer\GAL4dpp.blk1 have notched wings.