10 20 30 40 50 AAAAGUGACCAAGGAAA--| U UU GUAAU GAUGC GAACUAU UUGCGAAGUGUUCCUAAUAU \ CUAUG UUUGAUA AACGUUUUACAGGGGUUAUG A GAAAAAAAGGUUAUAAUAA^ U CU UAAAU 110 100 90 80 70 60