3TRV:
reference: Quasiracemic Crystallization as a Tool To Assess the Accommodation of Noncanonical Residues in Nativelike Protein Conformations., Mortenson DE, Satyshur KA, Guzei IA, Forest KT, Gellman SH, J Am Chem Soc. 2012 Jan 18. PMID: 22280019

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