10 20 30 40 50 ACGCGAAUCGUGAGGAU--| A U CG G A GGGU GGG GCUGAGGGCUGGG CUUUG GGC AG UGA G CCC CGGCUCCUGACCC GAAAC CCG UC ACU U CCCUCCACGGCGCCCAGGA^ C U AU G A UGGC 110 100 90 80 70 60