10 20 30 40 50 AAGUCCUGGGCAGUCUC--| CU A GA U AGAAGUG GGAGC GG GCGGGGGGGCAG GGGGC CAGGG \ CCUUG CC CGCCUUCCCGUC UCCCG GUCCC U GGACCCGCACCGCCCAGGC^ UC C UC - CGACGUG . 110 100 90 80 70