10 20 30 40 50 60 AUAAAGAGGACCAAUGGCAG--| C CU A CA UUCCACU AGCC GGCU GAG ACUGAAUUC UGGACUG \ UCGG CUGA CUC UGACUUGGG ACCUGAC C AUAAGCCGCCCUACAAUCGCCG^ U C- G AC UCCGACG 120 110 100 90 80 70