10 20 30 40 50 AAAAACAAAGAAAAAAU--| U UUU U GUAAU GAUGC AAACUAU UGCGA GUGUUCCUAAUAU \ CUGUG UUUGAUA ACGUU UACAAGGGUUAUG A CCGGAAAGACGUAUAAUAA^ U CUU U UAAGU 110 100 90 80 70 60