10 20 30 40 50 60 UGACAGAAAAGACAAAC-- -| A CA U U AGUAGAUGGUU GC CU GGGGCUUU AGUCACUAG GGU CCGUUU G CG GA CCCCGAAA UCAGUGAUC CCG GGUAAA U ACGAAACCACUACUACGAC A^ - CA - U ACUUUGUUACU 120 110 100 90 80 70