10 20 30 40 50 60 UGAAACUAUGACUUGCC--| CU A G C UUGACAA UGUC CUAUAUAU CCCU UAGAU CGAAUUUGUG A ACAG GAUGUAUG GGGG AUCUA GCUUAAACGC A UCCUUACAACAUCGCAAAC^ CU A - U UGGUGUU 120 110 100 90 80 70