4YS1:
reference: Price for Opening the Transient Specificity Pocket in Human Aldose Reductase upon Ligand Binding: Structural, Thermodynamic, Kinetic, and Computational Analysis., Rechlin C, Scheer F, Terwesten F, Wulsdorf T, Pol E, Fridh V, Toth P, Diederich WE, Heine A, Klebe G, ACS Chem Biol. 2017 May 19;12(5):1397-1415. doi: 10.1021/acschembio.7b00062. Epub, 2017 Apr 5. PMID: 28287700

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