10261
Analyses of the primary amino acid sequence of the activation domain predict the presence of three alpha-helices , each with a high proportion of acidic residues .
 ( protein: primary amino acid sequence, None) , ( protein: activation domain, None) , ( protein: alpha-helices, 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: primary amino acid sequence, None) , ( protein: activation domain, None) , ( protein: alpha-helices, None) 