The distal part of the 5' ato regulatory region, followed by a 1.1kb ato fragment (containing 1kb of 5' flanking DNA from just upstream of the promoter plus 74bp of 5'UTR) are fused upstream of a basal Hsp70 promoter and the GAL4 open reading frame.
eye disc | third instar larval stage, with EgfrDN.UAS.cBa
photoreceptor neuron | third instar larval stage, with EgfrDN.UAS.cBa