1436
These specific proteases are coordinately expressed and were present exclusively in the minus U937 clones , but not in the plus clones , as demonstrated in the case of cathepsin G .
 ( cell line: plus clones, None) , ( protein: cathepsin G, None) , ( cell line: minus U937 clones, 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: plus clones, None) , ( protein: cathepsin G, None) , ( cell line: minus U937 clones, None) 