14729
HIVs in which the NF-kappa B/Sp1 enhancer plus the downstream TATA element were replaced with heterologous enhancer/promoters were also constructed.
 ( DNA: downstream TATA element, None) , ( DNA: NF-kappa B/Sp1 enhancer, None) , ( DNA: heterologous enhancer/promoters, 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:
 ( DNA: downstream TATA element, None) , ( DNA: NF-kappa B/Sp1 enhancer, None) , ( DNA: heterologous enhancer/promoters, None) 