tokens: We have recently identified and cloned a human transcription factor , TCF-1 , that binds to a functional element in the T lymphocyte-specific enhancer of CD3-epsilon .
folded_tokens: we have recently identified and cloned a human transcription factor , tcf-1 , that binds to a functional element in the t lymphocyte-specific enhancer of cd3-epsilon .
labels: O O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-protein_molecule O O O O O O O O O O O O O O O