10 20 30 40 50 GCAAGAGAGCUACCGCU--| C C C A U A UCACU UAGCA CGGA ACAGUGCG AGGGAU GA AAG GG U GUCGU GCCU UGUCACGU UCCCUA CU UUC CC U CCCAGUCACAAACACUUCC^ C U - C - A UAAGA 110 100 90 80 70 60