4225
Activation of the chimeric G-CSF-R /IL-7R alpha with G-CSF resulted in a full proliferative response and induced the phosphorylation of JAK1 but not JAK2 .
 ( protein: JAK2, None) , ( protein: /IL-7R alpha, None) , ( protein: JAK1, None) , ( protein: G-CSF-R, None) , ( protein: G-CSF, None) , ( protein: chimeric G-CSF-R /IL-7R alpha, 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: JAK2, None) , ( protein: /IL-7R alpha, None) , ( protein: JAK1, None) , ( protein: G-CSF-R, None) , ( protein: G-CSF, None) , ( protein: chimeric G-CSF-R /IL-7R alpha, None) 