10 20 30 40 50 60 CAAACAAACCCAAAACU--| CUGUG UC G AU GCAGU GGC CUGUCUGGGAGAGG CCCAG UGGCA GG \ CCG GAUAGAUCCUCUCU GGGUC ACUGU CC A CGGGAAGACUCGACCCUCA^ AAGGG -- A -- UUUGU . 110 100 90 80 70