tokens: Jurkat cell extract contained PEBP2 site-binding protein ( s ) that cross-reacted with antimouse alpha A1 antibodies .
folded_tokens: jurkat cell extract contained pebp2 site-binding protein ( s ) that cross-reacted with antimouse alpha a1 antibodies .
labels: B-cell_component I-cell_component I-cell_component O B-protein_molecule O O O O O O O O B-protein_family_or_group B-protein_subunit I-protein_subunit O O