4052
Although identical in composition and stoichiometry to TFIIHwt , TFIIHmut shows a reduced 3' --> 5' XPB helicase activity.
 ( protein: TFIIHwt, None) , ( protein: TFIIHmut, None) , ( protein: XPB, 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: TFIIHwt, None) , ( protein: TFIIHmut, None) , ( protein: XPB, None) 