Mutation in the splice donor/acceptor "GU/AG" sequence at the position corresponding to amino acid residue 435.
vgSDE-1 is an enhancer of visible phenotype of Psn9/Psn143
Psn9/Psn143, vgSDE-1 has visible phenotype
vgSDE-1 is an enhancer of eye phenotype of Psn9/Psn143
Psn9/Psn143, vgSDE-1 has wing blade phenotype
vgSDE-1 ; Psn9/Psn143 flies have notches on the wing.