3DWF:
reference: Mutations of key hydrophobic surface residues of 11 beta-hydroxysteroid dehydrogenase type 1 increase solubility and monodispersity in a bacterial expression system., Lawson AJ, Walker EA, White SA, Dafforn TR, Stewart PM, Ride JP, Protein Sci. 2009 Jul;18(7):1552-63. PMID: 19507261

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