4563
We show that JAK2 kinase is rapidly phosphorylated and activated in response to IL-13 .
 ( protein: IL-13, None) , ( protein: JAK2 kinase, 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: IL-13, None) , ( protein: JAK2 kinase, None) 