9804
One of the proteins that binds to these sites is TRAF2 , a signal transduction molecule that is also utilized by TNFR1 to mediate the activation of several downstream kinases and transcription factors .
 ( protein: TNFR1, None) , ( protein: kinases, None) , ( protein: transcription factors, None) , ( protein: TRAF2, None) , ( protein: signal transduction molecule, 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: TNFR1, None) , ( protein: kinases, None) , ( protein: transcription factors, None) , ( protein: TRAF2, None) , ( protein: signal transduction molecule, None) 