10            20        30        40         50         
AAGUCCUGAUUGAAGCC----|   UG     CAU          U  A-       GUAGUA 
                     AAGU  CAGUU   GUAAACAUCC AC  CUCAGCU      C
                     UUCA  GUCGA   CAUUUGUAGG UG  GGGUCGG      A
CUACAAUUACCAACUAUAAGG^   --     CUU          -  GA       UUAGGU 
.       110       100          90        80         70        60