10 20 30 40 50 CGCAUUAAACCACUCCGUCCCC-- --| U U C UGGCG GUGUCCUC AGCC CU UACGGUGCUGC UUG U CACAGGAG UCGG GA AUGUUACGACG AAC C NNNNNNNNNNNNNNNNNNNNNNNU UA^ - C - UAGUU . 110 100 90 80 70 60