10 20 30 40 50 CUUUCUUUGAUGCAAAC--| UUGC AC UG CGG CGUGAU UCUC UCCU UUGGCAC G AAUAAUCA A AGAG AGGA AACUGUG C UUGUUAGU A CGUUCUCGGACAACUAAAA^ UUUU AA GU CA- GACUAA 110 100 90 80 70 60