10 20 30 40 50 GGAGGAUGGUGAUUUUGUGCA- A- U -| U GUGU ACUUCGU UACGUAUACUGAA GUAU CC GA A UGGAGCA AUGCAUAUGACUU CAUA GG CU U GUGCAGGGCGCAACUUCCACAA CA C U^ C AUCC 110 100 90 80 70 60