Deletion of klu amino acid residues 1-400.
Expression of kluΔ1-400.Scer\UAS.T:Ivir\HA1 under the control of Scer\GAL4klu-G410 results in the formation of supernumerary bristles.
Expression of kluΔ1-400.Scer\UAS.T:Ivir\HA1 under the control of Scer\GAL4klu-G410 rescues the bristle defects of klu212lR51C/kluG410 flies.