10          20        30        40        50          
UUUUCGACCCAGACUCAG--|     U    C         U    G    A  GUUCUGU 
                    CUGCCC GGUC AGUGGUUCU AACA UUCA CA       \
                    GAUGGG CUAG UCACCAGGA UUGU AAGU GU       G
CCAGACGGCCGUCUUCUACG^     U    U         U    A    -  UAGAGAU 
.       110       100        90        80        70