10 20 30 40 50 60 UUGAGCAGCAAGGUGCU-- U -| C CU G UGUUUCUUGC GUCUCCU UGGAU CUUUUUG GGU GGGCUU C \ CGGAGGG AUCUA GAAAAAC CCA CCCGAA G A CCAGAGACGCCACCUGGAC C U^ C UU G ACUGAUGGCA 120 110 100 90 80 70