Insertion of a P{GS} element in an intron.
lethal, with Scer\GAL429BD
lethal, with Scer\GAL4c355
Third instar larvae expressing mod(mdg4)GS3097 under the control of Scer\GAL4how-24B show defects in motor nerve projection without apparent abnormalities in muscles.
Flies expressing P{GS}mod(mdg4)GS3097 under the control of Scer\GAL4hs.2sev show semi-lethality and have rough eyes. Flies expressing P{GS}mod(mdg4)GS3097 under the control of Scer\GAL4dpp.blk1 have unextended wings.