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The amino acid residue Gly106 is located inside the SDO active site cavity but does not directly interact with the substrates .
 Chemical: amino acid; Chemical: Gly106
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: amino acid; Chemical: Gly106