Expression of a coding region made up of amino acids 1-32 of wg (including the signal sequence) fused to AR fused to three Tag:HA tags fused to SLD fused to amino acids 32-536 of unc-5 (extracellular and transmembrane domain) fused to SF fused to amino acids 536-1072 of unc-5 (cytoplasmic domain) is governed by UAS regulatory sequences.