10 20 30 40 50 CAGAAGCACCAGUGAUUG--| CC C GCC U CUGUGU GCCUG CCAUG UAAGUACUAGU GCAGG GU \ UGGAC GGUGC AUUCGUGGUCA CGUCC CA U UUAUCGAUCCACAGUAAUAA^ AA A GA- C UGUUAU . 110 100 90 80 70