11694
RESULTS: Certain aspects of TCR responses such as the induction of transcriptional activity of AP1 and serum response factor were not affected by expression of the mutant forms of PI 3-kinase .
 ( protein: AP1, None) , ( protein: PI 3-kinase, None) , ( protein: serum response factor, None) , ( protein: TCR, 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: AP1, None) , ( protein: PI 3-kinase, None) , ( protein: serum response factor, None) , ( protein: TCR, None) 