3192
Although IL-2 -induced phosphorylation of IL-2R beta , JAK1 , and STAT5 all required the presence of JAK3 , IL-4 -mediated phosphorylation of JAK1 , STAT6 , and insulin receptor substrates 1 and 2 did not.
 ( protein: JAK3, None) , ( protein: JAK1, None) , ( protein: IL-2R beta, None) , ( protein: STAT6, None) , ( protein: insulin receptor, None) , ( protein: IL-2, None) , ( protein: JAK1, None) , ( protein: STAT5, None) , ( protein: IL-4, 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: JAK3, None) , ( protein: JAK1, None) , ( protein: IL-2R beta, None) , ( protein: STAT6, None) , ( protein: insulin receptor, None) , ( protein: IL-2, None) , ( protein: JAK1, None) , ( protein: STAT5, None) , ( protein: IL-4, None) 