UAS sequences regulate expression of a deleted form of als that lacks the PUG domain.
Scer\GAL4nub.PU/amlsΔPUG.UAS fails to rescue amlsGD11667
amlsΔPUG.UAS/Scer\GAL4vg.PU fails to rescue amlsRNAi.5xUAS.3-ORF