10 20 30 40 50 CAUCUUGAGGUUGAAAGA-- UCAA - -| C CGGAU GACUUC UGAAGGGAGC AC CCGU GACAGU A UUGAGG ACUUCUCUCG UG GGUA CUGUCA G AAGUAGGGACUACUGUAAAC CGAA U A^ - CGAAA 110 100 90 80 70 60