10 20 30 40 50 GGGAAGAAGUACACACU--| C UAGC A A GA AGUAU GAGAUGG GGGGC CCUU CCCC CC UUAAU \ CUCUAUU CCCUG GGAA GGGG GG GAUUG U GACUACCCAUUACACGACA^ U UCAU A C -- UCUAA 110 100 90 80 70 60