10 20 30 40 50 60 UUCAUGAACGUCAAGGG--| CCA G UG A A UGUAAGU CCAU GUGACCCGGG UUGUAU UA CCA GC G GGUA CAUUGGGUCC AGCAUA AU GGU CG U UAAAGGUCCUACAGGUAGU^ AGA - GU G A UAGUACC . 110 100 90 80 70