tokens: The lack of B29 transcripts , coding for the beta subunit of the B-cell receptor complex , in pro-B cells from EBF -deficient mice suggested that B29 might be a genetic target for EBF .
folded_tokens: the lack of b29 transcripts , coding for the beta subunit of the b-cell receptor complex , in pro-b cells from ebf -deficient mice suggested that b29 might be a genetic target for ebf .
labels: O O O B-RNA_family_or_group I-RNA_family_or_group O O O O B-protein_subunit I-protein_subunit O O O O O O O B-cell_type I-cell_type O B-protein_molecule O B-body_part O O O O O O O O O B-protein_molecule O