4048
A 3' --> 5' XPB helicase defect in repair/transcription factor TFIIH of xeroderma pigmentosum group B affects both DNA repair and transcription .
 ( protein: TFIIH, None) , ( protein: XPB helicase, None) , ( protein: repair/transcription factor, 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: TFIIH, None) , ( protein: XPB helicase, None) , ( protein: repair/transcription factor, None) 