10 20 30 40 50 60 GCAUUUCUUAGCUGAAAU--| UU -- CU GA A UUGCCAUUGUC ACUUGAUC GC GCGGAUGU GUC CACC GACC \ UGGACUAG CG CGCUUACA CAG GUGG CUGG U UCUGUCACUUUCAACGAAGU^ -- AA AC G- - UAACAUCCUGG . 120 110 100 90 80 70