10          20        30         40        50          
UUGUAAUCAGAGAUUUUU--        AA      -|   G      C      UUUCAAU 
                    GGAUUCUG  GGCAUC UUAC UGACAG AUUAGA       \
                    CUUGAGAC  CUGUAG AAUG ACUGUC UAAUCU       G
UACCGACGGUACAGCAUUGU        GA      A^   G      A      UAAAACA 
120       110       100        90        80        70