10          20        30          40        50         
CUGUAACAUCUGUAAUAU--            --|   U  U           C   UUGCA 
                    CUCAUUGUCUUU  GGCU CU UACAGUGCUGC UUG     U
                    GAGUAACAGAAG  UCGG GA AUGUUACGACG AAC     A
AAUAAACGCCAUCUCGUUCU            UA^   -  C           -   UAGGU 
.       110       100        90         80        70         60