10 20 30 40 50 60 ACGACGGAUGAACUCUG--| CAU A C U C UGUAUUU AUG UGUGCU CAUUAC GA GGAUCCUUAC GA \ UAC GCAUGA GUAAUG CU UUUGGGAAUG CU G GAUGUGCCAACCGCGUAGU^ UUU C U - A UAUCAUG 120 110 100 90 80 70