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