10 20 30 40 50 UCUUGCAGGUAGAGCUGC---| CU C - G A GAUGU UCACC GUGAU CUCAAAUGU G AGCACU UUCU \ AGUGG CACUG GAGUUUACA C UCGUGA AAGG C GCCGUAGGCAACCAUACCCGC^ C- C G G - UGAAC 110 100 90 80 70 60