10 20 30 40 50 GGCAAAUGAAGAUUACGC- C - U -| U GUGUCU GUCG CUUCUG UACGUAUACUGAA GUAU CC GA \ CAGU GAAGAC AUGCAUAUGACUU CAUA GG CU C AGAAGCGUGCCACUAGUCA A A C U^ C UUCUUA . 110 100 90 80 70 60