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