10          20        30         40        50          
CAUGCUUCUGGAUACCU--     UG     C      -|    U        GUUGAAUAU 
                   GUGUG  AUGGG UGGCAG UGUAU GUUAGCUG         \
                   UAUAC  UAUUC AUCGUC ACAUA CAAUCGAC         A
UGUAAGACUACAAGCAACA     GU     U      A^    -        GAUUAUUAU 
 .       110       100        90        80         70