3540
RelA ( p65 ) functions as the critical transactivating component of the heterodimeric p50- p65 NF-kappa B complex and contains a high-affinity binding site for its cytoplasmic inhibitor , I kappa B alpha .
 ( protein: p65, None) , ( protein: p65, None) , ( protein: high-affinity binding site, None) , ( protein: NF-kappa B, None) , ( protein: heterodimeric p50- p65 NF-kappa B complex, None) , ( protein: cytoplasmic inhibitor, None) , ( protein: I kappa B alpha, None) , ( protein: RelA, 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: p65, None) , ( protein: p65, None) , ( protein: high-affinity binding site, None) , ( protein: NF-kappa B, None) , ( protein: heterodimeric p50- p65 NF-kappa B complex, None) , ( protein: cytoplasmic inhibitor, None) , ( protein: I kappa B alpha, None) , ( protein: RelA, None) 