14495
Tax1 strongly activates the enhancer activity of this motif, in both epithelial HeLa and lymphoid Jurkat cells .
 ( protein: Tax1, None) , ( cell line: epithelial HeLa, None) , ( cell line: Jurkat 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: Tax1, None) , ( cell line: epithelial HeLa, None) , ( cell line: Jurkat cells, None) 