10         20         30        40        50          
AGCAAGUAACAUGUCAUAA-   -|    UCC                   A   UGUUGU 
                    CUU UGCUU   CAGCUAAUCGUCCAUUUCA UUG      \
                    GAA AUGAG   GUCGGUUAGCAGGUAAAGU AAC      U
AACGACUAUUUUCUUCAAGC   C^    UGU                   -   UAAAGU 
.       110       100        90        80        70