10 20 30 40 50 CGGAAAGUGUGAUCCACAAU--| UUU A AA U A CACCUC GC GCUA AGCUGGU AA GG ACCAAAU U CG CGAU UCGACCA UU CC UGGUUUA U CCCUCGAGGACAUCAGUAGUUU^ UAU G AC C C GGUAAG . 110 100 90 80 70 60