10 20 30 40 50 60 CGCAAUGGCUGGAUGGA--| U ACA GAAAAUC GUUGUCAUGUG CUGCCUGUCU CUUGCUGUGCA \ CAACAGUACGC GACGGACAGA GGACGACAUGU C ACCGACAGUCAGUCCGACC^ U CAC CCACUCA 120 110 100 90 80 70