4TKH:
reference: Water-mediated recognition of simple alkyl chains by heart-type Fatty-Acid-binding protein., Matsuoka S, Sugiyama S, Matsuoka D, Hirose M, Lethu S, Ano H, Hara T, Ichihara O, Kimura SR, Murakami S, Ishida H, Mizohata E, Inoue T, Murata M, Angew Chem Int Ed Engl. 2015 Jan 26;54(5):1508-11. doi: 10.1002/anie.201409830., Epub 2014 Dec 9. PMID: 25491543

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