4.0kb SalI genomic fragment containing Act88F.
Expression of Act88F+t4.0 in flies carrying one copy of either Act88FG15R, Act88FI136M, Act88FV163M or Act88FD292V in a Act88F6/+ background rescues flight ability.
Expression of Act88F+t4.0 in flies carrying one copy of either Act88FD154N or Act88FV163L in a Act88F6/+ background partially rescues flight ability. Normal myofibril structure in the indirect flight muscles is rescued.