10 20 30 40 50 CUCCACCCUGAGCCAUGC AU-- G C A -| UAUCACUUAGC UGU GCA UGC CUGCCC GA AGGUACU \ ACG CGU AUG GAUGGG CU UCCAUGA C GGAGGUUUUUACUACCAG AACU A A C G^ UUAAUGUGCAU . 110 100 90 80 70 60