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. 2019 Jul 29;24(15):2743. doi: 10.3390/molecules24152743

Figure 3.

Figure 3

(a) X-ray crystal structure of a tetranuclear Cd–thiolate cluster (PDB code 4G1A), and the coordination structure. Reprinted with permission from Ref. [67], Copyright 2013 Elsevier; (b) X-ray crystal structure of apo-L161C/L165C-Fr with Cd ions bound (PDB code 6JEE), and a close-up view of the fourfold axis channel. Reprinted with permission from Ref. [70], Copyright 2019 The Royal Society of Chemistry; (c) X-ray crystal structure of tetrameric hsALR (PDB code 3R7C), and a close-up view of the Cd2Cl4O6 cluster. Reprinted with permission from Ref. [71]. Copyright 2012, International Union of Crystallography; (d) X-ray crystal structure of nvPizza2-S61H58 (PDB code 5CHB), and a close-up view of the Cd7Cl12 cluster. Reprinted with permission from Ref. [72], Copyright 2015 Wiley-VCH.