3351
Patterns of Pan expression and role of Pan proteins in endocrine cell type-specific complex formation .
 ( protein: Pan, None) , ( protein: Pan proteins, 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: Pan, None) , ( protein: Pan proteins, None) 