tokens: However , immediately after TcR/CD3 cross-linking ( after approximately 1 h ; immediate ) binding of p50 . p65 heterodimers was observed .
folded_tokens: however , immediately after tcr/cd3 cross-linking ( after approximately 1 h ; immediate ) binding of p50 . p65 heterodimers was observed .
labels: O O O O B-protein_complex O O O O O O O O O O O B-protein_complex I-protein_complex I-protein_complex I-protein_complex O O O