tokens: Further analysis identified three elements required for efficient induction , referred to as GM2 , GC-box and conserved lymphokine element ( CLE0 ) .
folded_tokens: further analysis identified three elements required for efficient induction , referred to as gm2 , gc-box and conserved lymphokine element ( cle0 ) .
labels: O O O O O O O O O O O O O B-DNA_domain_or_region O B-DNA_domain_or_region O B-DNA_domain_or_region B-protein_family_or_group O O B-DNA_domain_or_region O O