Amino acids 223 to 229 have been deleted, removing the basic region.
WASpΔB.UAS/Scer\GAL4arm.PS rescues Df(3R)3450/WASp1
The addition of WASpΔB.Scer\UAS driven by Scer\GAL4arm.PS to WASp1/Df(3R)3450 flies, rescues the bristle phenotype seen in these animals.