10 20 30 40 50 AUUUUGUUUUUCACGUU--| G C CAA GGUGAC ACGGUGU GGC CGGAAC CGCUGACUUACCU \ UGCUACG CUG GCUUUG GUGACUGAAUGGA A AAACAUCAUCUACUACUGC^ A C AUC AAGGGU 110 100 90 80 70 60