10 20 30 40 50 UGAUACAAACCUUUGAUG--| UGG CG U AGUCAC CGAUGUGAG UUC GAG UUCACACCCAUC \ GUUACACUC AAG CUC AAGUGUGGGUAG A UAACAGCCAACCACUUUCUG^ UAA AU C CUGACA 110 100 90 80 70 60