12449
Stat3gamma is derived from Stat3alpha by limited proteolysis and lacks the carboxyl-terminal portion of Stat3alpha .
 ( protein: Stat3gamma, None) , ( protein: Stat3alpha, None) , ( protein: Stat3alpha, None) , ( protein: carboxyl-terminal portion, 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: Stat3gamma, None) , ( protein: Stat3alpha, None) , ( protein: Stat3alpha, None) , ( protein: carboxyl-terminal portion, None) 