10 20 30 40 50 60 ACCUCGAUCAAGAGACG--| UU A G C U GUUAUUCU UCUC UG CAA ACAUGCUUC UUAC AUUCCAUA \ GGGG AU GUU UGUAUGAAG AAUG UAAGGUAU C CUGCAUCGACUACAAUACC^ UC A A A - ACCGAUAU 120 110 100 90 80 70