24794
Protein kinase inhibitor design by targeting the Asp - Phe - Gly ( DFG ) motif : the role of the DFG motif in the design of epidermal growth factor receptor inhibitors .
 Chemical: Asp - Phe - Gly
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: Asp - Phe - Gly