10         20         30        40        50        
CUACCCUGCCAUGUACA-   -|   C         CU   ACGG         GAGGU 
                  GCC UGGG ACUCAUUCC  CCU    CUCUCUGCA     \
                  CGG AUUC UGAGUAGGG  GGA    GGGAGACGU     A
CGUAAUUCCACGUAGUGA   U^   A         UU   GGA-         AGACC 
    110       100        90        80         70        60