10 20 30 40 50 60 CAACCGAUCAACUGUUG----| UA G UG U CUACAUG CUUG AC UCAGCGUGUAUUCU GGUG AUAACA \ GAAC UG AGUUGCACAUAAGA UCGU UAUUGU U AGCAUAGGACCAGCAACUGUU^ -- A GU - AGGUAUA 120 110 100 90 80 70