tokens: Promoter deletion studies revealed two additional NF-IL6 binding sites located at positions -44 to -36 ( C/EBP proximal ) and -87 to -79 ( C/EBP medial ) , respectively .
folded_tokens: promoter deletion studies revealed two additional nf-il6 binding sites located at positions -44 to -36 ( c/ebp proximal ) and -87 to -79 ( c/ebp medial ) , respectively .
labels: O O O O O O B-protein_molecule O O O O O O O O O B-protein_domain_or_region I-protein_domain_or_region O O O O O O B-protein_domain_or_region I-protein_domain_or_region O O O O