UAS regulatory sequences drive expression of the Nmnat PB isoform.
Scer\GAL4Act.PU/NmnatUAS.PB rescues NmnatΔ4790-1
Expression of NmnatScer\UAS.PB driven by Scer\GAL4Act.PU rescues lethality in NmnatΔ4790-1/NmnatΔ4790-1 mutants.