10578
Furthermore , we were able to show that thioether bond formation is specific toward hydrophobic amino acids at the acceptor site .
 Chemical: thioether; Chemical: amino acids
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: thioether; Chemical: amino acids