10 20 30 40 50 CGCACUCCGAGACGGAC- G-| U CG G A GGGU GG AGCUGAGGGCUGGG CUUUG GGC AG UGA G CC UCGGCUCCUGACCC GAAAC CCG UC ACU U CCCCUUCUGCGGCCAGGG GA^ U AU G A UGGC 110 100 90 80 70 60