10 20 30 40 50 GUGGGCAGAGCUCCCCU--| A GG U AGUU CGUCAUG GCG GC CUG GGUGCAUUGU GCAUUGCA \ CGC CG GAC CUACGUGACA UGUAACGU U ACCGCCGUCGCCGUCGUCG^ C GA C CCCU GUCGGGC 110 100 90 80 70 60