10 20 30 40 50 AUUUAUCAUGACACAGC----| AA GG C C UUC C U UAUUG CAUU UUG GA CUGGU UC UGG GCU AGA C GUAA AAC UU GACUA AG ACC CGA UCU C UAUCGAAUAAUCAACGGUACG^ -- UU U A UUU A - CCCUA 110 100 90 80 70 60