10 20 30 40 50 UAUAGGCAAUCAAAAAC--| U UUU U GCACU GAUAC AAACUGU UGCGA GUGUUCCUAAUAU \ CUAUG UUUGAUA ACGUU UACAAGGGUUAUA A UAGAAAAGUAGACAUAUAA^ U UGU U UAAAU 110 100 90 80 70 60