10 20 30 40 50 CCACCCUGAGCCAUGUCA-- U G C G -| C UUAGC UG GCA UGC CUGCC GGA AGGUACUGAU AC \ AC CGU AUG GAUGG CCU UCCAUGAUUA UG A AGGUUUUUACUACCAGAAGA U A A G G^ A UGUAU 110 100 90 80 70 60