10 20 30 40 50 CGUUGCCCGGAGACCCG--| CAG U AA A UUGACC CGGUGUC UGCUGAU GUCCA CGCA UUCUUG \ GUCGCAG ACGACUA CAGGU GCGU AAGAAC U UAAGGCCUGCAGCUCAUCC^ UUA - C- C CAAGUU 110 100 90 80 70