10 20 30 40 50 UCUUAAGGGCUUGCUGC----| CC C U UG U CAACAA GCUG GUUG GU AAUCUCAGC GUAAUUG GAG \ UGAC UAAC CA UUAGGGUCG CGUUGGC CUC G GCUAACAAUCAUCUCACGUGC^ -- A U GU - AGCACU . 110 100 90 80 70