10 20 30 40 50 UCCUGUACCCAGCAAAAAAU - C A C-| CU UAGAA UUGG G UAUU GG AAGAUG GGCAUAACUAA \ AACC C GUAA CC UUCUGC UCGUAUUGAUU A UUUUUAAAACAUCGACUACU U A A CU^ U- UUGUC 110 100 90 80 70 60