10 20 30 40 50 CUCCUAGGCUUUGACCU--| C C U A GUGUU CCAGGUGC CGA UGUG AGAGGCGAGAAA UUACU G GGUCUAUG GUU ACAC UUUCCGUUCUUU AAUGG U UCCCCUGUCAUCGUCUCAG^ A A - A UUCAG 110 100 90 80 70 60