1296
However, immediately after TcR/CD3 cross-linking (after approximately 1 h; immediate) binding of p50.p65 heterodimers was observed.
 ( protein: TcR/CD3, None) , ( protein: p50.p65 heterodimers, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: TcR/CD3, None) , ( protein: p50.p65 heterodimers, None) 