10 20 30 40 50 60 AAACGCAGAGGACACAC--| U CAU C G GA GGUAACUGCG CUAAAAU ACC CU GAAUAGC UUGU CUGA C GGUUUUA UGG GA CUUAUCG AGCG GACU A GCCAGCAUUUCAGCGACCG^ U AAU C A GC CAUCUAUGCU 120 110 100 90 80 70