10 20 30 40 50 AGAAAAGCCGAUUGGGA- AC-| UG G G A AGAUGUUU GUGA CC GAGCGGGAUUUUG GGGC AG UG \ CACU GG UUCGCCCUGAAAU CCCG UC AC A UUGAACGUCUGCUUAACG GAA^ UU G G A CAAGGACA . 110 100 90 80 70