10 20 30 40 50 60 AGCAACCGGUUGAUCAC---| U A AAGU - AGACACUC AGCU CU CGCU GUAUUUGACAAGCUGA AUUC \ UCGA GA GUGA CAUAAACUGUUUGACU UGAG C GCGGCCAGAUCAACGACCAG^ - C ACCC G AAUACUUA 120 110 100 90 80 70