tokens: All sequence motifs within the functional core of HS-40 , as mapped by transient expression analysis , appeared to bind a nuclear factor ( s ) in living K562 cells but not in nonerythroid cells .
folded_tokens: all sequence motifs within the functional core of hs-40 , as mapped by transient expression analysis , appeared to bind a nuclear factor ( s ) in living k562 cells but not in nonerythroid cells .
labels: O O O O O O O O B-DNA_domain_or_region O O O O O O O O O O O O B-protein_family_or_group I-protein_family_or_group O O O O O B-cell_line I-cell_line O O O B-cell_type I-cell_type O