4957
In a cotransfection assay, the Tax protein of both HTLV-I and HTLV-II specifically activated transcription from the IL-1alpha promoter in an uninfected Jurkat cell line .
 ( protein: IL-1alpha, None) , ( protein: Tax protein, None) , ( DNA: IL-1alpha promoter, None) , ( cell line: uninfected Jurkat cell line, 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: IL-1alpha, None) , ( protein: Tax protein, None) , ( DNA: IL-1alpha promoter, None) , ( cell line: uninfected Jurkat cell line, None) 