Expression of an aft cDNA3 is governed by UASt.
Scer\GAL4btl.PS/aftUAS.cEa partially rescues aft1
24% of GBs are misrouted in aft1 mutants, whereas only 1% are affected in aft1 mutants carrying Scer\GAL4btl.PS and aftScer\UAS.cEa.