10 20 30 40 50 CCACCGGGGCAGUCCCU--| CU A A CC - C CGUUGC CCAGG CAGG CAGCC CUG CACA GCACA UG U GGUCC GUCU GUCGG GAC GUGU CGUGU AC C CCGGUCCCCAAGCGCGACG^ CU A C A- G C CCAGGC . 110 100 90 80 70 60