P{EP} is inserted in second from last intron of tomosyn.
abnormal neuroanatomy | larval stage, with Scer\GAL4elav-C155
larval intersegmental nerve, with Scer\GAL4elav-C155
Mutant larvae expressing tomosynEP1562 under the control of Scer\GAL4elav-C155 have reduced or abnormal synapses.