10 20 30 40 50 60 UACUGGAGGAGCAGAGU--| G CU GU U UUAGGAUCACAC GG AGCUGUGGG GAG AGUAG UUGUAUAGUU C CC UCGGCACUC UUC UCAUC GACAUAUCAA A ACAGGACGACCGCUGCAAA^ A U- UG U UAGAGGGUCUAG . 120 110 100 90 80 70