10 20 30 40 50 60 CUAACUCUGGAGAAUAUAAU--| AUAAA CU UUUUAU GUCUGCA CAUUCAUUG GUCGGUGGGU C UAGGCGU GUAAGUAAC UAGUCACUCA U ACGAAGGAGGAAAUCAAUAAAC^ CAAAC -- ACUAAC . 110 100 90 80 70