10 20 30 40 50 60 GGGUUGUCGGAAGAAGU-- UU UG U -| C UCU AUGU GUUCAU C GCAACAA AUC CUG UGCUG GAGU G UAAGUG G CGUUGUU UAG GAC ACGAC CUCG G UUUUGCAAAUCGACGAAAC GU GU U U^ U --- AAAA . 110 100 90 80 70