10 20 30 40 50 GACUGAUGAAGCAUGAA--| UA U G C U UCAUG CUCC CACU GUGU GCCAGAG GUCUGUGAU UG \ GGGG GUGG CGUA UGGUUUC CGGACACUA AC U UAUUUAAGUGCCACCCAAA^ UA U G C U UCGUU 110 100 90 80 70 60