10 20 30 40 50 CAAUGGACCGGUGUGAU----| C G GU U - UGA GUGAC GA GACAU CA CGGG CUUCA GG CAGUUGA A CU CUGUG GU GCCC GAAGU CU GUCAACU C AUCACAUCUGACAUCUUUCUA^ - - UG U G CG- GCUAA 110 100 90 80 70 60