Id	Element	Ion	Binding family	Amino acids or nucleotide residues names	All bound residues	Is homomer	Number of bound amino acids or nucleotide residues	Number of all bound residues	Number of coordinating chains	Representative
3WZW-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
3WZW-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
3WZX-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
3WZX-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
3WZY-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
3ZDB-MG-2	MG	Mg²⁺	A1C1I1	ALA.DC.ILE.	ALA.DC.HOH.ILE.	✘	3	6	2	✘
3ZI8-MG-1	MG	Mg²⁺	A1V1	ALA.VAL.	ALA.HOH.VAL.	✔	2	6	2	✘
3ZI8-MG-2	MG	Mg²⁺	A1V1	ALA.VAL.	ALA.HOH.VAL.	✔	2	6	2	✘
3ZI8-MG-3	MG	Mg²⁺	A1V1	ALA.VAL.	ALA.HOH.VAL.	✔	2	6	2	✘
4AJR-MG-2	MG	Mg²⁺	D2	ASP.	AKG.ASP.HOH.	✔	2	5	2	✘
4AJS-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.ICT.	✔	2	5	2	✘
4AJS-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.ICT.	✔	2	5	2	✘
4AJB-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.ICT.	✔	2	5	2	✘
4AJB-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.ICT.	✔	2	5	2	✘
4AOU-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.ICT.	✔	2	4	2	✘
4AOU-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.ICT.	✔	2	4	2	✘
4AOV-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.ICT.	✔	2	5	2	✘
4AOV-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.ICT.	✔	2	5	2	✘
4B20-MG-2	MG	Mg²⁺	D2G1	ASP.DG.	ASP.DG.	✘	3	3	2	✘
3V9S-MG-2	MG	Mg²⁺	A1C1D1	ASP.DA.DC.	ASP.DA.DC.HOH.	✘	3	5	2	✘