10          20        30        40         50        60
UUUUUUUUUUUUUUUUU--                U   UGU-|      C    AUUUUCU 
                   UUGCAUUUUGCCCCAC GUC    AAUGAGC CUCU       U
                   AACGUGGGACGGGGUG UAG    UUACUCG GAGA       A
AACACAGAAAAAAACACGA                C   UUAU^      A    UCACACA 
 120       110       100        90        80        70