10 20 30 40 50 AGAGACGAAAGAGUGAG--| CU A C G A GUUCUUU GUCU CUG UUAAGUGGUUCU AACA UUCA CA \ CAGA GAC AGUUCACCAGGA UUGU AAGU GU G GGGGUUCAGCUGUCGUAAA^ CU C U A - UAAAAGA . 110 100 90 80 70