8486
The protein tyrosine kinase ZAP-70 plays an important role in T-cell activation and development .
 ( protein: ZAP-70, 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: ZAP-70, None) 