10 20 30 40 50 60 GUGUCCAGUUGGUGAAU- -| C C U C U AUUGUU CCG GUUC GUCUA CCAGUGU CAGACUAC UGU C A GGU CGGG CAGAU GGUUACA GUCUGAUG ACA G U GAAAACUGUCUCCUCCCG A^ U U C - U UGGUCA . 110 100 90 80 70