10 20 30 40 50 GUGGGUGCCUGUUCAGU--| G UA A UCU A GUGAUGU GGGGGGCGU UC GG CUG AACCUGAGA UG \ UCUUCCGCA AG CC GAC UUGGACUCU AC G CGGGGACGCAACCUAGACC^ A UA C UGC A UGGGAGU . 110 100 90 80 70