10 20 30 40 50 60 UGACGGCGGCAGGAGAU--| A G U G UUGGUU GGCGCCA UUU GUCUUUGGU AUCUAGCU UAUGA A UUGUGGU AAA CGGAAACCA UGGAUCGA AUACU C GAACCUAUACUUCUAUUGC^ A A U A UGAUUG 120 110 100 90 80 70