10 20 30 40 50 60 GACAAGACAAACGUCCAGU--| C C U AAUC GCCCU GCUGC CGCUGACCCAGCA ACA UGUAG CUGU A UGACG GUGAUUGGGUCGU UGU ACAUC GACA C UAACUGCAAGUACGACUAUUU^ U C U ---- ACGUA 120 110 100 90 80 70