tokens: A membrane-proximal region that contains the BOX1 consensus sequence is required for IL-9 -induced cell proliferation and tyrosine phosphorylation of Janus kinases ( JAKs ) .
folded_tokens: a membrane-proximal region that contains the box1 consensus sequence is required for il-9 -induced cell proliferation and tyrosine phosphorylation of janus kinases ( jaks ) .
labels: O B-protein_domain_or_region I-protein_domain_or_region O O O B-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region O O O B-protein_molecule O O O O B-amino_acid_monomer O O B-protein_family_or_group I-protein_family_or_group O B-protein_family_or_group O O