10 20 30 40 50 AUAUCAUAUGAUAUCAGGAAUAUAAAUUG--| UU C AGG GCCUUCUC CCCAGUU UUCC A CGGGAGAG GGGUCGA AAGG G UGUAAAUAUAAAAAGAAAAAGAAAAAAGAAA^ UU A GUU 110 100 90 80 70 60