10 20 30 40 50 CCUGGAGCCGGCACACU--|UG A AUA AC GUGAG G CAGUGGG AGGGGGGCCG CACUGU GAGA U U GUCAUCC UUUCUCUGGC GUGACA CUCU A CGUAAGGUAAUCCUCACAC^GU C CAA -- GGACG 110 100 90 80 70 60