10 20 30 40 50 60 GGACACCACCACCUUCA--| CU A U CU C A UUGGGAU GAGGA CCAAGG ACA UCAACG GU GGUG GU \ UUCCU GGUUCC UGU AGUUGC CA CCAC CA U CUUUAUAUCGCAACAGACA^ AG A C -- A - AAAAAGU . 110 100 90 80 70