10 20 30 40 50 GCAUAUAUGGAAAACACGUGG--| U G U U UUUCA GUGUGUCUGA GGU AUGAGG CAGUU GUC \ CAUACGGACU CUA UACUCU GUCGA UAG U UUGAAGCUACCUAAUAACAUUUA^ U G - U UGUAA 110 100 90 80 70 60