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. Author manuscript; available in PMC: 2022 Feb 24.
Published in final edited form as: J Phys Chem B. 2016 Jul 1;120(33):8617–8630. doi: 10.1021/acs.jpcb.6b02666

Table 1:

Total binding site charge, as determined by the FF charge17 of each coordinating oxygen. Oxygen counts and binding site volume from the radial distribution function (RDF) plots are also given. Protein oxygen counts were verified by visual inspection in VMD.

CD/Ca CD/Mg EF/Ca EF/Mg

RDF count 6.5 5 6 4
Binding site vol (cubic nm) 0.6 0.5 0.5 0.5
total negative charge 4.9 4.1 5.5 3.2