10 20 30 40 50 UUGUCGGUGCUAAUCCG--| U UAU UGCC CUUUA UGGUACU GAAGAUAGGU CCGUGU UUCG U ACCAUGA UUUUUAUCCA GGCACA AAGC U UCGGGAAGUUCCGCCCUAA^ U CUU UACU AGUGU 110 100 90 80 70 60