10 20 30 40 50 GCCAGCGUCGUCCUUAG-- CG U - U -| U GUGUU CGG CC CCCGUU CGUAUACUGAG GUAU CC GA \ GCC GG GGGCAA GCAUAUGACUU CAUA GG CU U GAGGCAAGGCGCGUAAGAG CA - U C U^ C UUUAA 110 100 90 80 70 60