UASt regulatory sequences drive expression of a mutant form of Rab3 which carries the amino acid replacement S52A.
Scer\GAL4VGlut.PD/Rab3S52A.UAS rescues Df(2R)ED2076/Rab3rup
Expression of Rab3S52A.Scer\UAS driven by Scer\GAL4VGlut.PD rescues active zone defects at the NMJ of Rab3rup/Df(2R)ED2076 third instar larvae.