Insertion 300bp upstream of tow.
visible, with Scer\GAL4en-e16E
first posterior wing cell, with Scer\GAL4en-e16E
wing vein L3, with Scer\GAL4en-e16E
wing vein L4, with Scer\GAL4en-e16E
Expression of towUY1146 under the control of Scer\GAL4en-e16E results in a proximal fusion of wing veins 3 and 4 and a reduction of the intervein space between veins 3 and 4.