10 20 30 40 50 60 CUCUAGAGUUCUUCUGUA U--| GU U A UUUACC GGC GUAU UGUUAAUGCUAA CGUG UAGGGGUU \ CCG CAUG ACAAUUACGAUU GUAC AUCCUCAG U AACACUCAAGACUACUCU UAC^ UC - - UAAGUC . 110 100 90 80 70