10 20 30 40 50 60 AAAACAGAAAACAAAAAACAUA--| CC AGU C UUAGGGUUGU UUGCUUU UAAGUACU GC GCAGGAG \ AGCGAAA AUUCGUGA CG CGUCCUC G AUUAACGACGACAACUUUUUGAGC^ CU ACC U CGUAACGCCU 120 110 100 90 80 70