10            20        30        40         50         
AAGUUCAACUUUAAACC----|  UU      CAU       U     A-       GUAAUA 
                     AAG  UCAGUU   GUAAACA CCUAC  CUCAGCU      U
                     UUC  AGUCGA   CAUUUGU GGGUG  GGGUCGG      A
UACAAUUGACCAACUGUAAGG^  --      CUU       -     GA       UUAAGU 
.       110       100          90         80        70        60