10 20 30 40 50 60 GCGGUCCAUAAUCCCCG---| U UG AUC AGAACUCG AUUGUU AAC UAGCUGGUUGAA GGGCCAAAU \ UGACGA UUG GUCGACCAACUU CCUGGUUUA C GCUAUAGGCGACAACUAAGC^ - CU CC- CGAAGCUC 120 110 100 90 80 70