834
Transcriptional activation by CBF beta required binding to the CBF alpha subunit , as a form of CBF beta that lacked binding ability, CBF beta -148 , failed to increase activity.
 ( protein: CBF beta, None) , ( protein: CBF beta -148, None) , ( protein: CBF alpha, None) , ( protein: CBF beta, None) , ( protein: CBF alpha subunit, None) , ( protein: CBF beta, 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: CBF beta, None) , ( protein: CBF beta -148, None) , ( protein: CBF alpha, None) , ( protein: CBF beta, None) , ( protein: CBF alpha subunit, None) , ( protein: CBF beta, None) 