10 20 30 40 50 60 GCUGGUGUGGUACUGUG--| CU C C AGC UAUGUGU GUUG CACAU UCCUUAUCA UUUUCC CCAGC U CAGU GUGUA GGGAAUAGU AAGAGG GGUUG C GGGUCAUAGACAUCCGUUA^ AC C C CA- UCUAUGU 120 110 100 90 80 70