10 20 30 40 50 GAACACCCACCGGGACU--| A UG AG G UU - U GGACGC GGCC G UUG AGGC GAGAC GG GCAAU GCU \ CCGG C GAC UCUG CUCUG UC CGUUA CGG U GGGGUGUAGACGUCACAAC^ C GU AG G U- A - GUCCCG . 110 100 90 80 70