10 20 30 40 50 GUGGGCAGCGCAGUUGCAA- U-| CUCC A CU GCUGGCU ACC CUAC CGGCAG GGAGG GCAGAG \ UGG GGUG GUCGUC CCUCC CGUCUC U GUGCACCCUACCCUGAACUG UC^ AACC G CC AAAACCU 110 100 90 80 70 60