10 20 30 40 50 ACAGACCCGAGGACACC- CU -| C U U UCAGGACU UCCA CC GUCUA CCAGUGU UAGACUA CUGU \ GGGU GG CGGAU GGUUACA GUCUGAU GACA C GCCGCCGCGUCCCAGAUU CG U^ U C - UGUUAACC . 110 100 90 80 70