14512
We have previously found that NFKB2(p49/p52) acts in concert with RelA(p65) to stimulate the HIV enhancer in Jurkat T-leukemia cells .
 ( cell line: T-leukemia cells, None) , ( protein: NFKB2(p49/p52), None) , ( DNA: HIV enhancer, None) , ( protein: RelA(p65), 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:
 ( cell line: T-leukemia cells, None) , ( protein: NFKB2(p49/p52), None) , ( DNA: HIV enhancer, None) , ( protein: RelA(p65), None) 