tokens: All T-cell lines tested were positive for TCF-1 and GATA-3 , which are the transcription factors for promoters for several T-cell-restricted markers , including CD2 , CD3 , TcR , and lck .
folded_tokens: all t-cell lines tested were positive for tcf-1 and gata-3 , which are the transcription factors for promoters for several t-cell-restricted markers , including cd2 , cd3 , tcr , and lck .
labels: O B-cell_line I-cell_line O O O O B-protein_molecule O B-protein_molecule O O O O B-protein_family_or_group I-protein_family_or_group O O O O B-protein_family_or_group I-protein_family_or_group O O B-protein_molecule O B-protein_molecule O B-protein_molecule O O B-protein_molecule O