10          20        30         40        50          
AAAAUCAUUGGUUAUAU--  U  UG            -|    U  U       UGAAUAU 
                   GG UG  AUGGGAUGGCAG UGUAU GU AGCUGGU       \
                   UC AC  UAUCCUGUCGUC ACGUA CA UCGACCA       C
GUAAACAAAUACAGUACCG  U  GU            A^    U  -       UGUAAGU 
 .       110       100        90        80         70