tokens: The C/EBP motif is bound by Ig/EBP-1 in pre-B cell and T cell extracts , but is replaced by nuclear factor-IL-6beta or a nuclear factor-IL-6beta -Ig/EBP-1 heterodimer in plasmacytoma cell extracts .
folded_tokens: the c/ebp motif is bound by ig/ebp-1 in pre-b cell and t cell extracts , but is replaced by nuclear factor-il-6beta or a nuclear factor-il-6beta -ig/ebp-1 heterodimer in plasmacytoma cell extracts .
labels: O B-DNA_domain_or_region I-DNA_domain_or_region O O O B-protein_molecule O B-other_name I-other_name O B-other_name I-other_name I-other_name O O O O O B-protein_molecule I-protein_molecule O O B-protein_molecule I-protein_molecule B-protein_molecule O O O O O O