7835
Conversely, RS cells of virtually all HIV- HD express the EBV -encoded latent membrane protein 1 ( LMP1 ), which, being functionally homologous to CD40 , may contribute, at least in part, to the modulation of the HIV- HD phenotype .
 ( cell line: RS cells, None) , ( protein: LMP1, None) , ( protein: EBV -encoded latent membrane protein 1, None) , ( protein: CD40, 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:
 ( cell line: RS cells, None) , ( protein: LMP1, None) , ( protein: EBV -encoded latent membrane protein 1, None) , ( protein: CD40, None) 