10 20 30 40 50 AGCAACCAAUGUAGAUAGU--| C AGC UG C U GUGCU GAUUG UCU UUGGCAC G GGAA AAUCAC \ UUAGC AGG AACCGUG C CCUU UUAGUG G UGUAGUAUGAUCGACGAUGCU^ A ACA GU C - UCAAA 110 100 90 80 70 60