8891
Analysis of the predicted amino acid sequence suggests that overall protein structure is conserved, but the receptor binding sites are not.
 ( protein: predicted amino acid sequence, None) , ( protein: protein structure, 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: predicted amino acid sequence, None) , ( protein: protein structure, None) 