The P{EP} element is inserted within the 5' UTR.
anterior fascicle & synapse | supernumerary, with Scer\GAL4elav-C155
Mutant larvae expressing CG18445EP2324 under the control of Scer\GAL4elav-C155 have ISN neuron pathfinding defects. Mutant larvae expressing CG18445EP2324 under the control of Scer\GAL4elav-C155 have excessive or ectopic synapses.
In the ventral muscle region of mutant larvae expressing CG18445EP2324 under the control of Scer\GAL4elav-C155 the muscle 12 synapse is abnormal.