6F0Q:
reference: Design of tryptophan-containing mutants of the symmetrical Pizza protein for biophysical studies., Noguchi H, Mylemans B, De Zitter E, Van Meervelt L, Tame JRH, Voet A, Biochem Biophys Res Commun. 2018 Mar 18;497(4):1038-1042. doi:, 10.1016/j.bbrc.2018.02.168. Epub 2018 Feb 23. PMID: 29481797

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