10 20 30 40 50 UUUUCGACCCAGACUCAG--| U C U G A GUUCUGU CUGCCC GGUC AGUGGUUCU AACA UUCA CA \ GAUGGG CUAG UCACCAGGA UUGU AAGU GU G CCAGACGGCCGUCUUCUACG^ U U U A - UAGAGAU . 110 100 90 80 70