1304
TNF-alpha , therefore, emerges as the main factor responsible for a second phase of NF-kappa B regulation , controlling both translocation of p65 and c-rel , and new mRNA synthesis for c-rel and p105/p50 .
 ( RNA: mRNA, None) , ( protein: NF-kappa B, None) , ( protein: p105/p50, None) , ( protein: p65, None) , ( protein: TNF-alpha, None) , ( protein: c-rel, None) , ( protein: c-rel, 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:
 ( RNA: mRNA, None) , ( protein: NF-kappa B, None) , ( protein: p105/p50, None) , ( protein: p65, None) , ( protein: TNF-alpha, None) , ( protein: c-rel, None) , ( protein: c-rel, None) 