10          20        30        40        50         
CCAUUGCCUCAAAGGUA--|    U    C   UG   U            AACUCGACU 
                   CUCUA GAAU UAG  GAA CAUUUCUGCACA         A
                   GGGAU UUUA AUC  CUU GUAAAGGCGUGU         U
CAGGUUUUUACAUCCCUCU^    U    C   GU   C            GACUAAAGU 
.       110       100        90        80        70        60