Amino acid replacement: S111A.
Amino acid replacement: S168A.
Amino acid replacement: S250A.
Expression of ykiS111A.S168A.S250A-WW.Scer\UAS.T:SV5\V5 under the control of Scer\GAL4sd-SG29.1 results in very mild overgrowth in the wing.
Expression of ykiS111A.S168A.S250A-WW.Scer\UAS.T:SV5\V5 under the control of Scer\GAL4GMR.PF does not result in overgrowth in the eye.