The P{EP} element is inserted within the first intron of largest mRNA isoform, upstream of the predicted ATG start codon.
anterior fascicle & synapse | supernumerary, with Scer\GAL4elav-C155
Mutant larvae expressing mamEP2575 under the control of Scer\GAL4elav-C155 have reduced or abnormal synapses. Mutant larvae expressing mamEP2575 under the control of Scer\GAL4elav-C155 have ISN neuron pathfinding defects.