tokens: The previously characterized factors J kappa , PU . 1 , and AML1 bind to the LMP-1 E2RE , along with six other unidentified factors ( LBF2 to LBF7 ) .
folded_tokens: the previously characterized factors j kappa , pu . 1 , and aml1 bind to the lmp-1 e2re , along with six other unidentified factors ( lbf2 to lbf7 ) .
labels: O O O O B-protein_molecule I-protein_molecule O B-protein_molecule I-protein_molecule I-protein_molecule O O B-protein_molecule O O O B-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O O B-protein_molecule O B-protein_molecule O O