10          20        30        40        50        60
UCAUUUCAAAUUCGAAUC--|  U  G             A      C       UGGCAU 
                    GCA UG CAAGGACGCGGUC UGCAGU UAAUAUU      U
                    UGU AC GUUUCUGUGUCAG AUGUCA AUUGUAA      C
AGUAAAGGUGCUACGAUCUU^  C  A             A      -       ACUUAG 
 .       110       100        90        80         70