10 20 30 40 50 AUAGAUUCAUUUAACGUC--| UC CC AAGACAUU AGCUU AUAAUUCCACUGUGUA ACCACCAU \ UUGAG UAUUAAGGUGACACAU UGGUGGUA U UAUCCAAUAAGUUAAACCAA^ UU UC CUAUAGAU . 110 100 90 80 70