10 20 30 40 50 60 UGCAGAUUGAAACCUUU----| AU C U U UUUC UAUAUUU GCA GC CUC GUAGGACUAUACGG CC GGA \ CGU CG GGG CAUUUUGAUAUGCC GG CCU U NNNACAACCUCCUCUAAAAGU^ -- A U C UCA- CGAUCAC 120 110 100 90 80 70