10 20 30 40 50 UCACAGAUGAAGAAGGUC--| GG G CCG C CUUAC GGU UUGUGA CGCGGA UGGGGA UCCACA A UCG GACACU GUGCCU ACCCUU AGGUGU U GAAACAUUACUACGACUGCC^ AU A AGA U AAUCU 110 100 90 80 70 60