tokens: Transcriptional activation by CBF beta required binding to the CBF alpha subunit , as a form of CBF beta that lacked binding ability , CBF beta -148 , failed to increase activity .
folded_tokens: transcriptional activation by cbf beta required binding to the cbf alpha subunit , as a form of cbf beta that lacked binding ability , cbf beta -148 , failed to increase activity .
labels: O O O B-protein_subunit I-protein_subunit O O O O B-protein_subunit I-protein_subunit O O O O O O B-protein_subunit I-protein_subunit O O B-other_name I-other_name I-other_name B-protein_subunit I-protein_subunit O O O O O O O