LR1 is a B cell-specific , sequence-specific DNA binding activity that regulates transcription in activated B cells .
lr1 is a b cell-specific , sequence-specific dna binding activity that regulates transcription in activated b cells .
B-protein_complex O O O O O O B-other_name I-other_name I-other_name O O O O B-cell_type I-cell_type I-cell_type O