10          20        30           40        50         
UGUUGCCCAGAAUUGUUG--     AA  AG    C    U---|         A  GUACUA 
                    CUGCU  CG  UGCU UGAC    UUAUUGCACU CU      \
                    GACGA  GU  ACGA ACUG    GAUAACGUGA GA      U
ACUCCGGUCACGACUCCCGA     GA  CU    A    UUAU^         C  GAGACA 
120       110       100        90        80        70        60