10          20        30        40        50         
UAAAUUUGUAUUUAUGU--|         U          A       U     UAAAUU 
                   UCCAGACACA CUCAUCUGAU UACAAUA UUUCU      G
                   GGGUCUGUGU GAGUAGGCUA AUGUUAU AAAGA      U
UCACCUCGAUUAUGAAUUA^         C          C       U     GAAAUA 
.       110       100        90        80        70        60