10 20 30 40 50 60 70 GCAGUUAACCUUCACAU-| UGA G U AGGAAAUCCCCAUUUUA GGGCGGGGAGGU ACAUCCUGCAUA UGC GCC U CCCGCCCCUCUA UGUAGGAUGUAU ACG UGG A UUAGACAGGACUACUUCG^ CCC - U UCGGUCGGGGGAGAAUC . 130 120 110 100 90 80