10 20 30 40 50 GUGCCUGCUCGCUGUUU-- U A --| U U C UGGCA CCUCU UGC UUC AGCC CU UACGGUGCUGC UUG U GGAGA ACG AAG UCGG GA AUGUUACGACG AAC C UGUCAUUUCGUCAAAUGGA U G UA^ - C - UAGUU . 110 100 90 80 70 60