An exception is the Bcl-3 protein which in addition can function as a transcription activating subunit in th nucleus .
an exception is the bcl-3 protein which in addition can function as a transcription activating subunit in th nucleus .
O O O O B-protein_molecule I-protein_molecule O O O O O O O B-protein_subunit I-protein_subunit I-protein_subunit O O B-cell_component O