8676
Human T-cell leukemia virus type 1 tax protein abrogates interleukin-2 dependence in a mouse T-cell line .
 ( protein: Human T-cell leukemia virus type 1 tax protein, None) , ( cell line: mouse T-cell line, None) , ( protein: interleukin-2, 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: Human T-cell leukemia virus type 1 tax protein, None) , ( cell line: mouse T-cell line, None) , ( protein: interleukin-2, None) 