10 20 30 40 50 UUUUGGAUAACUCUUAAA--| U UAU U A UUCUU GUUUAGUGG AC ACCUCAGU UU UCAGGUG \ CAAGUCACU UG UGGAGUCA AA GGUCCAC U UGUCUUCAGUGCUUCGAGUA^ U CGU U A UAAAA 110 100 90 80 70 60