tokens: The relative low binding affinity of cleavage stimulation factor CstF-64 to the proximal polyA site seems to contribute to its neglect in naive T cells .
folded_tokens: the relative low binding affinity of cleavage stimulation factor cstf-64 to the proximal polya site seems to contribute to its neglect in naive t cells .
labels: O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group B-protein_molecule O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O B-cell_type I-cell_type I-cell_type O