10 20 30 40 50 UCACGACUUGGUUAGGC---| G U UCC GU UGUA AAUGU CAGCU UAGCUGGUUGAA GG CAAAU A UUACA GUUGG GUCGACCAACUU CC GUUUA A AGUGGCCAAAGCAACGAGCG^ - U CC- UG UCGU 110 100 90 80 70 60