10 20 30 40 50 60 CUCUGGAGUUCUUCUGUU U--| GU U A UUUACC GGC GUAU UGUUAAUGCUAA CGUG UAGGGGUU \ CCG CAUG ACAAUUACGAUU GCAC AUCCUCAG U UACACUUAAGACCAUUCU UAC^ UC - - UCAGUA . 110 100 90 80 70