10 20 30 40 50 AUUCCUGCGGUCGCUCU-- AA UU CGUA-| UUGAGAU GUCGGC CGCU AGCAGCA AAUACUGGAG \ CAGCCG GUGA UCGUCGU UUAUGACCUC C CCUCCACGACCUCUACUCG GA UC AACCG^ UGUGUCC 120 110 100 90 80 70