10 20 30 40 50 60 CAGCAUGUAUCUGAAAUU A- GC-| CGA U GUUUUUUU GGAU GCUUCU UUGGCACU GAAU CACGC \ CCUA UGAAGA AACUGUGG CUUA GUGCG C AUGCAAUGAUACUGUUGG CA ACA^ UAC U AUUUCCUA 120 110 100 90 80 70