10 20 30 40 50 60 CUGUCAGCCUGAUUUUUU--| CUU A UG A GUGAC CAAGU GGGG ACAUUCAACGC UCGGUG GUUU \ GUUCA UCCC UGUGAGUUGUG AGCUAC CAAA U UAAACUCUACCUACAGUCGU^ CAU A -- - GUGAC . 110 100 90 80 70