10          20        30        40        50       
UUUUGGAAAAUUCUUAAA--|       GU  UAU        U  A       UUCU 
                    GUUUAGUG  AC   ACCUCAGU UU UCAGGUG    U
                    CAAGUCAC  UG   UGGAGUCA AA GGUCCAC    A
UAUCUUCAGUGCUUCGAAUA^       UC  UGU        C  A       UAAA 
    110       100        90        80        70        60