10 20 30 40 50 CCGCCGGGGCAGUCCCU--| CU A A CC - C CGUUGC CCAGG CAGG CAGCC CUG CAC CGCACA UG U GGUCC GUCU GUCGG GAC GUG GCGUGU AC C CCGGUCCCCAAGCGCGACG^ CU A C A- U C CCAGGC . 110 100 90 80 70 60