10 20 30 40 50 AUCGAGUGGGAGGUCUC---| GGU U CU - AUG UUGUUG UGU GGGCG CUGU GCCC GC CCUGCCUCU \ ACG UCCGU GACG CGGG CG GGACGGAGG C CAGGGUGCGUCCUCGGCGAG^ GG- C UC U G-- AAGGCU . 110 100 90 80 70