10         20         30        40        50          
AACUUUUUUUUUUUUUUGU-   CCC-|       UUAC        UG   U  GUGACA 
                    GGA    CUUUUACU    CAUGGAGG  CUU CU      \
                    CCU    GGAGAUGA    GUACCUUC  GAA GA      U
UAUUAGGGCCUAACGCUAGU   AAGU^       UUUU        GU   U  AAAAGA 
 .       110       100        90        80        70