10 20 30 40 50 60 UCCCGACUCCUUCGAAACA-- --| U C U U UGAAGUA GCUUCCUGUGCUA AGG GCAU UAG GCAGU AG G CGGAGGAUACGGU UCC CGUA GUC CGUCA UC C CGCUGGACACCAAGCCGAGGC CU^ U A C - UAAGAUU 120 110 100 90 80 70