10 20 30 40 50 UUCUCUCCCCUGUUUCA---| UCCUC U GGGA A CUUCA GGUCU GGUU GCGGG UC CAUCAUGU \ CCAGG CCAA CGUCC AG GUAGUACA U AGCUGUACAACAACGACUGU^ UUACU - AAUG C UACUC 110 100 90 80 70 60