Deletion of sequences encoding spdo amino acid residues 1-424.
spdoΔ1-424.UAS.EGFP/Scer\GAL4sca-DB fails to rescue spdoC55
Expression of spdoΔ1-424.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.