10 20 30 40 50 60 70 GCAGUUGUCCUUCCCAU- A-|G UGA G U AGGAAAUCCCUACUUCA GG C AGGAGGU ACAUCCUGCAUA UGC GCC U CC G UCCUCUA UGUAGGAUGUAU ACG UGG A AUAGACAGUACUGCUUCA CG^- CCC - U UCGGUCGGGGGAGAAUC . 130 120 110 100 90 80