10          20        30        40        50        60     
AAUAACUCAGCCCUUCA--|                     U    UU        UUAGAUAUCG 
                   CGAUUGGGCUGCGAGUUAUUCU GCUG  GUCUCAUC          U
                   GUUAACUCGACGCUCAAUAAGA UGAC  UAGAGUAG          U
UUUUUUAGAACAACGAAUA^                     C    --        GAAGUUCGUC 
.       120       110       100        90          80        70