14010
Expression cloning with this region of DNA now shows that tegument protein VP22 and the viral dUTPase , encoded by genes UL49 and UL50 , respectively, are T-cell antigens .
 ( protein: tegument protein, None) , ( protein: VP22, None) , ( DNA: UL50, None) , ( DNA: UL49, None) , ( protein: viral dUTPase, None) , ( protein: T-cell antigens, 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: tegument protein, None) , ( protein: VP22, None) , ( DNA: UL50, None) , ( DNA: UL49, None) , ( protein: viral dUTPase, None) , ( protein: T-cell antigens, None) 