10         20         30        40        50        60
CACCUCCGGAGUAUAUUAA-   -|    AUCAA         CU          UUUUGU 
                    UGG CUGCA     CAUUCAUUG  GUCGGUGGGU      C
                    ACC GGCGU     GUAAGUAAC  UAGUCACUCA      U
CCGGCAAAGGGAGUCUAUAG   A^    CAAAC         --          ACUAAG 
.       110       100        90        80          70