10 20 30 40 50 GGGAAGGAGGACCCACU--| UAGC A - GA GUAU GAGAUGGAGGGGC CCUU CCCCC CC CUAAUA \ UUCUACUUCCUCG GGAA GGGGG GG GAUUGU U GACUACCCAUUACACGACA^ UCAU - U -- CUAA 110 100 90 80 70 60