10 20 30 40 50 AACCGAUCAACUGUUGC----| UA G UG U CUACAUG UUG AC UCAGCGUGUAUUCU GGUG AUAACA \ AAC UG AGUUGCACAUAAGA UCGU UAUUGU U GCAUAGGACCAGCAACUGUUG^ -- A GU - AGGUAUA . 110 100 90 80 70