10 20 30 40 50 60 GGGUGAGCUGGGGGUCC- A-| C G UGAGGGU UGAUAG GUGAGCUGGGGGU CUGGUAGGG UGAGC \ GCUAUU CACUCGACCCCCA GACCAUCCC ACUCG C CCCCAUUCGAACGCCGUA CC^ C - GAUGGUC 120 110 100 90 80 70