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
4DLX-MG-3	MG	Mg²⁺	D2R2	ARG.ASP.	ARG.ASP.	✔	4	4	2	✘
2VDP-MG-1	MG	Mg²⁺	D1E1S2	ASP.GLU.SER.	ASP.GLU.HOH.SER.	✘	4	6	2	✔
2VDQ-MG-1	MG	Mg²⁺	D1E1S2	ASP.GLU.SER.	ASP.GLU.HOH.SER.	✘	4	6	2	✔
2VDR-MG-1	MG	Mg²⁺	D1E1S2	ASP.GLU.SER.	ASP.GLU.HOH.SER.	✘	4	6	2	✔
2VDN-MG-1	MG	Mg²⁺	D1E1S2	ASP.GLU.SER.	ASP.GLU.HOH.SER.	✘	4	6	2	✔
2VDO-MG-1	MG	Mg²⁺	D1E1S2	ASP.GLU.SER.	ASP.GLU.HOH.SER.	✘	4	6	2	✘
2W8K-MG-1	MG	Mg²⁺	D1X1	ASP.DOC.	ASP.DOC.	✘	2	2	2	✘
2WAT-MG-1	MG	Mg²⁺	E1H1V1	GLU.HIS.VAL.	COA.GLU.HIS.VAL.	✔	3	4	2	✔
2WDZ-MG-1	MG	Mg²⁺	W2	TRP.	HOH.TRP.	✔	2	6	2	✘
2WDZ-MG-2	MG	Mg²⁺	W2	TRP.	HOH.TRP.	✔	2	6	2	✘
2W35-MG-1	MG	Mg²⁺	D2G1	ASP.DG.	ASP.DG.HOH.	✘	3	6	2	✔
2W35-MG-2	MG	Mg²⁺	D2G1	ASP.DG.	ASP.DG.HOH.	✘	3	6	2	✘
3PML-MG-1	MG	Mg²⁺	C1D3	ASP.DC.	1GC.ASP.DC.HOH.	✘	4	6	2	✘
3PNL-MG-1	MG	Mg²⁺	D2F1	ASP.PHE.	ADP.ASP.HOH.PHE.	✘	3	5	2	✔
3PNL-MG-2	MG	Mg²⁺	D2F1	ASP.PHE.	ADP.ASP.HOH.PHE.	✘	3	5	2	✘
3PUG-K-1	K	K⁺	M1S2	MET.SER.	MET.SER.	✔	3	3	2	✘
3PUG-K-2	K	K⁺	M1S2	MET.SER.	MET.SER.	✔	3	3	2	✘
3PUG-K-3	K	K⁺	M1S2	MET.SER.	MET.SER.	✔	3	3	2	✘
3PUG-K-4	K	K⁺	M1S2	MET.SER.	MET.SER.	✔	3	3	2	✘
3PUG-K-5	K	K⁺	M1S2	MET.SER.	MET.SER.	✔	3	3	2	✘