7674
We find that a particular three - point mutant has the strongest thermodynamic propensity to form the H1 type 1 canonical structure but also to exhibit transitions between conformational isomers , while a different , more rigid three - point mutant has the strongest propensity to be kinetically trapped in such a canonical structure .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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