10 20 30 40 50 60 GACGAGAGCCGACCGUGCC --| C UU C U UG GUGAUUU GCC GC UCGU GGAAGA UAGUGAU U UUGUU \ CGG CG AGCA CCUUCU AUCGCUG A AACAA C CGGUGCACCAGCAGCGUGA CC^ U UC - - GU AGCAAAG 120 110 100 90 80 70