11629
Binding of viral peptide to cell lines bearing DQA1*0201 , in comparison to DQA1*0501 , was only moderately reduced and may not explain this effect.
 ( protein: DQA1*0201, None) , ( protein: DQA1*0501, 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: DQA1*0201, None) , ( protein: DQA1*0501, None) 