10 20 30 40 50 CUGGAGUCGUACCACAUC--| C AA U U GCUGCU GAGGAC AGGGG AAGUGCAAACAG GA AGGU U CUUCUG UCUUC UUCACGUUUGUC CU UCCA U CUGUAUUUAGCGUCUAGCAC^ U CA U - UUGUAA 110 100 90 80 70 60