10 20 30 40 50 GGUUGGAAUCUGGAUGCCA------| CC ACU C A GUGAACG GGCUG UGCC CUUUC CUGUUGCACU CU \ CUGAC GCGG GAAAG GAUAACGUGA GA U GGGGCCGGCCGACUAAGGUCCUCGC^ U- --- U C UGUAGGU . 110 100 90 80 70