14522
The c-rel protooncogene product represses NF-kappa B p65 -mediated transcriptional activation of the long terminal repeat of type 1 human immunodeficiency virus .
 ( protein: c-rel protooncogene product, None) , ( protein: NF-kappa B, None) , ( protein: p65, None) , ( DNA: c-rel protooncogene, 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 protooncogene product, None) , ( protein: NF-kappa B, None) , ( protein: p65, None) , ( DNA: c-rel protooncogene, None) 