10          20        30        40        50         
CGGACAGGAUGACUGACA--|      CUGGC                  A   UGUCCG 
                    GGCUGCC     UCAGUUAUCACAGUGCUG UGC      U
                    CCGACGG     AGUCAAUAGUGUCAUGAC AUG      U
CGACCCGCUCUUCCGUUCUA^      UAGGA                  -   GAACUC 
       110       100        90        80        70         60