10 20 30 40 50 GCAGCAGUGGCUCCUUU--| UAG AC U UGCUGGG CCCCA CCCUGUCUCCCA CCU GUACCAG \ GGGGU GGGACGGGGGGU GGA CAUGGUC C CCAGACGGCCACGGCCCCA^ CCA CC - CCAGACU 110 100 90 80 70 60