11649
We report that certain NF-AT(Rel) family members productively bind the kappaB regulatory elements , synergize with NF-kappaB and Tat in transcriptional activation of HIV-1 , and enhance HIV-1 replication in T cells .
 ( cell type: T cells, None) , ( protein: Tat, None) , ( DNA: kappaB regulatory elements, None) , ( protein: NF-kappaB, None) , ( protein: NF-AT(Rel) family members, 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 type: T cells, None) , ( protein: Tat, None) , ( DNA: kappaB regulatory elements, None) , ( protein: NF-kappaB, None) , ( protein: NF-AT(Rel) family members, None) 