10          20        30        40        50          
GCAGAAUGUCUCUCUCU--|   U        A    G     C          UAAAAGA 
                   GUCU CUGUAUGU CCCU UAGAU CGAAUUUGUG       \
                   CAGA GAUGUAUA GGGG AUCUG GCUUAAACAC       A
CGCCCAGGCAUCGCAAACA^   U        A    -     C          UGCGUCA 
.       110       100        90         80        70