10 20 30 40 50 60 CUUGGUCACCACUCGUU--| U GUC A A GUCCA CUGUUA UUGCA AGU ACAAAGAUUC UCCUUGU U GAUAAU AAUGU UCA UGUUUCUAAG AGGAACA C GAAGGAAACGUUCCAGGUC^ U GAU C - ACGUA . 110 100 90 80 70