10 20 30 40 50 UUUUCGACCCAGACUCAG--| U C U G A UUCUGU CUGCCC GGUC AGUGGUUCU AACA UUCA CAG \ GAUGGG CUAG UCACCAGGA UUGU AAGU GUU G CCAGACGGCCGUCUUCUACG^ U U U A - AGAGAU . 110 100 90 80 70