10 20 30 40 50 ACACAGAUGACCGAAGC--| UU C CA UGUCU AC UUCCUG CCUCGAGGAGCU CAGUCUAGUA \ UG AGGGAC GGAGUUCCUCGG GUCAGAUCAU C GUUGUGGCUCCACUCAUAC^ CU A A- CCUAU 110 100 90 80 70 60