10 20 30 40 50 UUUGGCCAAGAUGAGGGCAGAGCA-----| UC UCCCCU A GUGACGC CC CACCACC GC AACGUCCA \ GG GUGGUGG CG UUGCAGGU A GAAGGGACAGGGGACCCCACAUACACAUA^ UA UCU--- A AAUGGAG . 110 100 90 80 70