891
A truncated Tat protein ( Tat1-72 ), known to transactivate the HIV-1 long terminal repeat ( LTR ), no longer affected Mn-SOD expression , the cellular redox state or TNF -mediated cytotoxicity .
 ( protein: Tat, None) , ( protein: TNF, None) , ( protein: Tat1-72, None) , ( DNA: LTR, None) , ( protein: Tat protein, None) , ( DNA: HIV-1 long terminal repeat, None) , ( protein: Mn-SOD, 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: Tat, None) , ( protein: TNF, None) , ( protein: Tat1-72, None) , ( DNA: LTR, None) , ( protein: Tat protein, None) , ( DNA: HIV-1 long terminal repeat, None) , ( protein: Mn-SOD, None) 