10 20 30 40 50 60 GCUUGUAACUAACCUCUG- CU -| U C AU UG GUGUA GCA CAUGG UC GGAAGA UAAUGA UU UUGUU G UGU GUACC AG CCUUCU AUUACU AA AACAA U CAUACACAGCGACGAUGAA AG A^ U - -- GU GAGAC . 110 100 90 80 70