18437
Structural analysis indicated that Agacutase is a single - chain glycoprotein with a molecular mass of 31 , 084Da , isoelectric point of 4 . 38 , optimal activity at 37 degrees C and pH 6 . 6 , sugar content of 7 . 6 % .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
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