6Y16:
reference: Guanidinium binding to proteins: The intriguing effects on the D1 and D2 domains of Thermotoga maritima Arginine Binding Protein and a comprehensive analysis of the Protein Data Bank., Cozzolino S, Balasco N, Vigorita M, Ruggiero A, Smaldone G, Del Vecchio P, Vitagliano L, Graziano G, Int J Biol Macromol. 2020 Jul 4;163:375-385. doi: 10.1016/j.ijbiomac.2020.06.290. PMID: 32629051

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