5712
However, only a few CD8(+)-T-cell epitopes are known, with the majority being contained in the pp65 phosphoprotein , which is believed to dominate the CD8(+)-T-cell response to HCMV .
 ( protein: pp65 phosphoprotein, None) , ( protein: CD8(+)-T-cell epitopes, 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: pp65 phosphoprotein, None) , ( protein: CD8(+)-T-cell epitopes, None) 