The P{EP} element is inserted 402 nucleotides 5' to the predicted ATG start codon. 46 nucleotides upstream of the mRNA start.
anterior fascicle & synapse, with Scer\GAL4elav-C155
Mutant larvae expressing AmphEP2443 under the control of Scer\GAL4elav-C155 have reduced or abnormal synapses.