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CDPK1 is unique among parasite and mammalian kinases in containing glycine at the key " gatekeeper " residue , which results in an expanded ATP - binding pocket .
 Chemical: glycine; Chemical: ATP
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: glycine; Chemical: ATP