10         20         30        40        50        60 
CACCAACUAUAAACACUGA-   -|    CUCAA         CU           UGAAUC 
                    UGG CUGCA     CAUUCAUUG  GUCGGUGGGUU      \
                    ACC GGCGU     GUAAGUAAC  UAGUCACUCGA      U
AACAAGAAGAAACCCAACAA   A^    CAAAC         --           CUAAAG 
 .       110       100        90        80          70