10 20 30 40 50 CUGGCGGCGUGGAGGUGC -- GU -|C AA UCUGAC CUGC UGAUUG G U UUACCAGACA GUUAGA U GGCG ACUAAC C G AAUGGUCUGU UAAUCU A CCAGUCUGCUUCUAGAAC AC UG C^U CA GCUUUU 110 100 90 80 70 60