tokens: We have shown that the Z gene product , which binds to AP-1 sites as a homodimer and has sequence similarity to c-Fos , can efficiently activate the EBV early promoter , BMRF1 , in certain cell types ( i . e . , HeLa cells ) but not others ( i . e . , Jurkat cells ) .
folded_tokens: we have shown that the z gene product , which binds to ap-1 sites as a homodimer and has sequence similarity to c-fos , can efficiently activate the ebv early promoter , bmrf1 , in certain cell types ( i . e . , hela cells ) but not others ( i . e . , jurkat cells ) .
labels: O O O O O B-protein_molecule I-protein_molecule I-protein_molecule O O O O B-DNA_domain_or_region I-DNA_domain_or_region O O B-protein_N/A O O O O O B-DNA_domain_or_region O O O O O B-virus O O O B-DNA_domain_or_region O O O O O O O O O O O B-cell_line I-cell_line O O O O O O O O O O B-cell_line I-cell_line O O