10 20 30 40 50 60 CGCGGCGGUGGCGAAGG-- GC -| C G GUGCCA AG UCGUUUCU CU UUUGGUUAUCUAGCU UAUGA C UC AGUAAAGA GA AAGCCAAUAGAUCGA AUACU A GAGCGUACGUCUUCAACAC UC U^ - A GCCGAG 120 110 100 90 80 70