10               20        30        40        50        60
AAGCUCCCAUUUUUGGUA-------|   GAGGG      A       C           GUGACG 
                         GUGC     UGAUGU AACAUCU AACUGGAAGCU      U
                         CACG     ACUGCA UUGUGGA UUGACUUUCGG      C
CGCCGUCACCGACGUCGACCCAUCG^   -----      C       -           AAAUGA 
 .       110       100             90        80         70