19479
The effects of these agents on the binding of substrates and products , liquid chromatography - mass spectrometry identification of the disulfides formed , and structural modeling of the modified enzyme were examined .
 Chemical: disulfides
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: disulfides