10 20 30 40 50 UAUUUUUAUUGCGCUGC--| UUUG A AA U A CACCUC AGUGC CUA AGCUGGU AA GG ACCAAAU U UUACG GAU UCGACCA UU CC UGGUUUA U GGCACCUAUACAUCAGGAG^ UUAG G AC C C GGUAAC . 110 100 90 80 70 60