tokens: Helices I and II are positioned in an antiparallel mode and form one arm of the HMG box .
folded_tokens: helices i and ii are positioned in an antiparallel mode and form one arm of the hmg box .
labels: O O O O O O O O B-protein_substructure I-protein_substructure O O O O O O B-protein_domain_or_region I-protein_domain_or_region O