10 20 30 40 50 CCUAUAUUGAAAGGACU--| UG UC A G GUGUA GGGU GUUUUUG UUUGGUU UCUAGCU UAUGA U CUUA CAAAAAU AAGCCAA AGAUCGA AUACU G CCUUCAGGACCUCUUAUCA^ GU GU G A AUAGU . 110 100 90 80 70 60