10 20 30 40 50 60 CGUGGCUCCACGUGGCA--| GG U AU UU G CGUUGG CGGCGU UGUGC CAGUAAC GGG C AACCUCG U GCUGCA ACACG GUCGUUG UCC G UUGGAGC U GUCCCGACUCCCGAGCUCA^ AA U CG CG - CGCCUC 120 110 100 90 80 70