10 20 30 40 50 UCGUCCGUCUACAAGUU--| A A GUGCA UGGA UUAUCGUGAGCG GGUAUGGAGUUCUUACU C ACUU AGUAGCGCUCGU CCAUACUUCAAGGAUGG A UUAGGUGUCUUCCCAAUAA^ C A ACAAA 110 100 90 80 70 60