tokens: PRE-I forms multiple DNA-protein complexes with nuclear extracts from Jurkat cells .
folded_tokens: pre-i forms multiple dna-protein complexes with nuclear extracts from jurkat cells .
labels: B-DNA_domain_or_region O B-protein_complex I-protein_complex I-protein_complex O B-cell_component I-cell_component O B-cell_line I-cell_line O