10 20 30 40 50 60 GUGGCAGACGAGACAAG-- -| A CA U U AGUAGAUGGUU GC CU GGGGCUUU AGUCACUAG GGU CCGUUU \ CG GA CCCCGAAA UCAGUGAUC CCG GGUAAA U ACGAAGGCACUACUACGAC A^ - CA - U ACUUCUUUACA 120 110 100 90 80 70