UAS regulatory sequences drive expression of Abp1 lacking the SH3 domain. The protein is tagged with a myristoylation motif (Tag:Myr(Src64B)).
Expression of Abp1ΔSH3.Scer\UAS.T:Myr-Src64B under the control of Scer\GAL4sca.PU does not result in a split microchaete phenotype.