10 20 30 40 50 CUACUCAAGGCCGGCGGC---| C G A CCC C CCAUCC GG GCGG CGGC GUGGCGGGAGCGG CU GG U CC CGCC GCCG CAUCGCCUUCGCC GA CC C CCUCGGAGCCCUCGACCUCGC^ U - C AUU C GUCUGC . 110 100 90 80 70 60