1895
When cells were stimulated with anti-CD3 mAb or PMA /A23187 , a complex formation of NF-kappa B ( p50 /p65 ) heterodimer with the kappa B sequence was induced.
 ( protein: p50, None) , ( DNA: kappa B sequence, None) , ( protein: /p65, None) , ( protein: NF-kappa B, None) , ( protein: anti-CD3 mAb, 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: p50, None) , ( DNA: kappa B sequence, None) , ( protein: /p65, None) , ( protein: NF-kappa B, None) , ( protein: anti-CD3 mAb, None) 