10 20 30 40 50 GUGGAUAGCCCGUCCAG----| AU U GA GUUGAC CUG GCGUGGUU AGGUAGUUU UGUUGUUGGG \ GAC UGCAUUAG UCCGUCAAA ACAACAGCUC U UUGCCGGAACUACUUCCGUUU^ -- U GA GGUCCU 110 100 90 80 70 60