10 20 30 40 50 60 CCGGUAGACGCAACUGA---| CU C G A GUAGUGA UC CUUUGGUC AGUGGUUCUAGACA UUCA CA G AG GAGACUAG UCACCAGGAUUUGU AAGU GU U GAAGGGUCUACGGUCAAGGA^ C- U A - UUCCACC . 110 100 90 80 70