The P{EP} element is inserted at -39 relative to mRNA start.
anterior fascicle & synapse | supernumerary, with Scer\GAL4elav-C155
Mutant larvae expressing RhoLEP888 under the control of Scer\GAL4elav-C155 have ISN neuron pathfinding defects. Mutant larvae expressing RhoLEP888 under the control of Scer\GAL4elav-C155 have excessive or ectopic synapses.