14920
Fusion proteins present in leukemic cells frequently contain a new amino acid at the fusion point .
 ( cell type: leukemic cells, None) , ( protein: Fusion proteins, None) , ( protein: fusion point, 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 type: leukemic cells, None) , ( protein: Fusion proteins, None) , ( protein: fusion point, None) 