10 20 30 40 50 UUUUUUUUCUCUCUCUC- CU - -| AGUAAU ACAG GCCAGUG UCAUUUUUGUGAUU UGCAGCU C UGUC CGGUUAC AGUGAAAACACUGA ACGUUGA C GACAAGGUACGGCGACCG AC U U^ CCCGGU 110 100 90 80 70 60