10 20 30 40 50 60 AGGUAUGGACCUGUUAU- - A -| A U U UGUGUGAU UCAUC AG CUGAU AAGACCA CAGGUGU AUUC CA \ AGUAG UC GAUUA UUUUGGU GUCUACA UAAG GU G UCACGUUCUCAACUAGAU C G U^ C - U CUAGACAU 120 110 100 90 80 70