10 20 30 40 50 UUUUAUUCAAAAUAAAA--| GA C U A A CUUAU CGAU AAACUAU GAAAUACUA CGACG AU ACA G GUUA UUUGAUA CUUUGUGGU GCUGC UA UGU A AGUUUUUAUUACCUUAUUU^ AG C U A A AAAGA . 110 100 90 80 70 60