10 20 30 40 50 60 CUCUCAACCCACCCGGU--| UG C CCC G C UACGGCACU CC CUC CGC AGCA CACA UGUGGUUUG G GG GGG GCG UUGU GUGU ACACCAAAC U UUUGGAGCCGCCACGGAGG^ GU A AGA G C CUGCACCGG 120 110 100 90 80 70