10 20 30 40 50 CCACCUUGAGCCAUGCU- GUGU - C UG -| C UUAGC GU GG UGC CUACC GA AGGUACUGAU AC \ CA UC AUG GAUGG CU UCCAUGAUUA UG C AGGUGUUUACAACAAGAA ACUC A A GU G^ C UGUAU 110 100 90 80 70 60