10 20 30 40 50 UGAAGAAGAUGAAGAAA-- CAC U UU-| UGUGCC GCUGG CAGA CGUCAGUG CAAUUGUUGAUA U CGAUC GUUU GUAGUCAC GUUGACGACUAU G CAAAGGAACUCAAACCAUC AUU U CAU^ AUUCAA . 110 100 90 80 70 60