10 20 30 40 50 60 CACGAACAUAUAAAUAAC --| UC U UC UAGAGU GCU AUUCGUAA CGCCU GUAGA UGGGUUUUUG \ CGA UAAGCGUU GUGGG CAUCU GCUCGAAGAC A AUAAUGAACUACUGUAGU AC^ CC - UU UACCAA 120 110 100 90 80 70