tokens: Again , in vitro supershift studies indicate that the presence of p50 , p52 , p65 , and cRel correlates with positive function whereas the presence of only p50 and p52 correlates with negative function .
folded_tokens: again , in vitro supershift studies indicate that the presence of p50 , p52 , p65 , and crel correlates with positive function whereas the presence of only p50 and p52 correlates with negative function .
labels: O O O O O O O O O O O B-protein_subunit O B-protein_subunit O B-protein_subunit O O B-protein_subunit O O B-other_name I-other_name O O O O O B-protein_subunit O B-protein_subunit O O B-other_name I-other_name O