10        20          30        40        50         
GUGUUAUUGUUUAGUUUUGUUU--|       UC  U    CCCU         CUAUAG 
                        CUGCUGAU  CC GAGA    AACUUGUGA      U
                        GGCGAUUA  GG CUCU    UUGAACACU      U
AGUAGGCAAGUGCUACUUAGAGCU^       U-  C    AGUU         UUGAAG 
       110       100        90         80        70        60