10 20 30 40 50 AAGGAUAGUUGUUAACUG-- G U -| U UC GUAUU AGUGUG CUGU GGUUGGAAG GUU GAUCU GCA \ UUAUAC GACA UCGACCUUC CAA CUAGA CGU A AUAACACAUCUUAGUACAUA A C U^ U C- ACUGA 110 100 90 80 70 60