5Z2X:
reference: Structural Insight into Enantioselective Inversion of an Alcohol Dehydrogenase Reveals a "Polar Gate" in Stereorecognition of Diaryl Ketones., Zhou J, Wang Y, Xu G, Wu L, Han R, Schwaneberg U, Rao Y, Zhao YL, Zhou J, Ni Y, J Am Chem Soc. 2018 Oct 3;140(39):12645-12654. doi: 10.1021/jacs.8b08640. Epub, 2018 Sep 24. PMID: 30247889

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