14863
Jurkat T cells stably expressing tax contained elevated levels of NF-kappa B that directly bound to the LT-kappa B site .
 ( protein: NF-kappa B, None) , ( protein: tax, None) , ( DNA: LT-kappa B site, None) , ( cell line: Jurkat T cells, 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: NF-kappa B, None) , ( protein: tax, None) , ( DNA: LT-kappa B site, None) , ( cell line: Jurkat T cells, None) 