10 20 30 40 50 UUUUAUUGUUAUAAUCG-- UC- G A --| UUCACUUUGA GUGAGAG AAG UGGAG AGU AGUCUC A CACUCUU UUC ACCUC UCA UUAGAG U CCAAUUUCUACUAAAUAGU UUA A C AC^ UGAAUGGUAA 110 100 90 80 70 60