10 20 30 40 50 CUCUCAGCAGGGCCCCU--| A CCC A U CC ACGUGAG GGGC GUGCC CGG CUG CG CCUGAGA G CCCG CGCGG GCC GAC GC GGACUCU C CUCUCCAGUACCAACGUCU^ C AGU C U CC CGGACGU 110 100 90 80 70 60