tokens: To find new regulatory regions of the IL-2R alpha gene , 8 . 5 kb of the 5' end noncoding sequence of the IL-2R alpha gene have been sequenced .
folded_tokens: to find new regulatory regions of the il-2r alpha gene , 8 . 5 kb of the 5' end noncoding sequence of the il-2r alpha gene have been sequenced .
labels: O O O B-DNA_domain_or_region I-DNA_domain_or_region O O B-protein_molecule I-protein_molecule O O O O O O O O O O O O O O B-protein_molecule I-protein_molecule O O O O O