10        20             30        40        50        
AGUCGAGAAACCCUAUGACUU     AU-----|    G                 UGUAAU 
                     UUGAC       UUUCG GAAUAGCGGCAUAAUGC      \
                     GACUG       AGAGC CUUAUUGUCGUAUUAUG      U
ACCAGUAGAAGCUCCGUU---     ACCCAAU^    A                 CUAGCU 
     110       100           90        80        70        60