Deletion of sequences encoding spdo amino acid residues 1-180.
spdoΔ1-180.UAS.EGFP/Scer\GAL4sca-DB fails to rescue spdoC55
Expression of spdoΔ1-180.Scer\UAS.T:Avic\GFP-EGFP under the control of Scer\GAL4sca-DB fails to rescue the loss of bristles seen in spdoC55 clones in the thorax.