10 20 30 40 50 UUGGGUUUGCCAGAGCC--| U CUC A G GUGUA GAGUUCG UUUU UUUGGUU UCUAGCU UAUGA U CUUAGGC AAAA AAGCCAA AGAUCGA AUACU C AGACGGUAGCGUCGAGUAA^ C UGU A A GUAGU . 110 100 90 80 70 60