10 20 30 40 50 ACCCACGAUACCGUUCUG--| UC AUC ACC UGUUAC UGUGC CCCG CCUGAG CUAACUUGUGA \ AUACG GGGU GGACUC GAUUGGACACU C CUUUGAAGGACAUCGAGCAA^ GU CAU GUU UAACAC 110 100 90 80 70 60