10 20 30 40 50 GCAGCAGCAGCUCCUCU--| U - ACC UGCUGCC CCUCA GG CCCUGUCUCCCA CUUGUACCAG \ GGGGU CC GGGACGGGGGGU GGGCAUGGUC C CUGGACGACCACGACCCCA^ - A GC- CCAGACU 110 100 90 80 70 60