10 20 30 40 50 UGAGGUGCCGCAGACUU--| C C U G A UUCUGU GC CGCCGGGUC AGUGGUUCU AACA UUCA CAG \ CG GCGGCCCAG UCACCAGGA UUGU AAGU GUU A AGCGGGGGCGGCAGCGGCU^ C A U A - AACGGG . 110 100 90 80 70