14419
Both p105 and p98 were found to form stable complexes with other Rel/ NF-kappa B family members , including p65 and c-Rel .
 ( protein: c-Rel, None) , ( protein: NF-kappa B, None) , ( protein: p105, None) , ( protein: Rel/ NF-kappa B family members, None) , ( protein: p65, None) , ( protein: p98, 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: c-Rel, None) , ( protein: NF-kappa B, None) , ( protein: p105, None) , ( protein: Rel/ NF-kappa B family members, None) , ( protein: p65, None) , ( protein: p98, None) 