10         20         30        40        50          
CAGCUCCCUCCCUGGCU-   GC-| G   UA           C        CAGGCUCCC 
                  CCU   GC CCC  UAGCAGCACAU AUGGUUUG         \
                  GGG   CG GGG  AUUGUCGUGUA UACCAAAC         A
GACGACCUACCACCUACA   UCA^ A   UC           U        CUGGACAUG 
 .       110       100        90        80        70