10 20 30 40 50 CGCGGGGUCGUCCAGCGA-- GC C G GU-| G UCACC GGGC GCUGGC CUG GCAGC GUGGCU AAGG A CCUG CGACCG GGC CGUCG UACCGG UUCC U UUCGCGCGGUCGCACCUGCA GA C G GGG^ - UCUUG . 110 100 90 80 70 60