10 20 30 40 50 60 GUGGCAAAACCUGCAAU-- CU U -| A CA GUAUUU GCUG CC GGAA GCUGA UUCAGAUGGUGC UAGA \ UGGC GG CCUU UGACU AAGUUUACCACG AUCU U ACGUGGUGCCCUACAGUCC CG U G^ A -- ACGGUA 120 110 100 90 80 70