10 20 30 40 50 GAAAUUGUUGUUGAAUG--| AGA U C C UGCAUGCUGU UCCUAA AGUG AGCAGCA AU AUGAUU A GGGGUU UUAC UCGUCGU UA UACUAA U CGUGUUCAGCUAUCUAAAA^ AUA U U U UCUUAGAGAC . 110 100 90 80 70 60