10 20 30 40 50 CAAAGGAUUGUUGAAAU- -| AG C GUGCCA GAA CGC UCCCAUUCAAGUAAUC AGGAUAGGUU U CUU GCG AGGGUAGGUUCAUUAG UCCUGUCCGA G CUGACCCAACCGUGUCUA G^ GA C CUUUCC . 110 100 90 80 70 60