10 20 30 40 50 UUUCAGAUGUCUGCACU-- UG C -| C U C GAUCAC GAAUG GUC UG UCAUCAAAGU GGUU GU AUA C UUUAC CAG AC AGUAGUUUCG CCGA CA UAU A AACCAACUAUACCACACUG GU C G^ A - C CAAUGC . 110 100 90 80 70 60