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
5YUU-MG-1	MG	Mg²⁺	C1D2E1	ASP.DC.GLU.	ASP.DC.GLU.TTP.	✘	4	5	2	✔
5YUW-MG-1	MG	Mg²⁺	C1D2E1	ASP.DC.GLU.	ASP.MET.TTP.	✘	4	5	2	✔
5YVT-MG-1	MG	Mg²⁺	D3	ASP.	ASP.HOH.	✘	3	6	2	✔
5YWS-MG-1	MG	Mg²⁺	C1D2E1	ASP.DC.GLU.	ASP.DC.GLU.	✘	4	4	2	✔
5YWU-MG-1	MG	Mg²⁺	C1D2E1	ASP.DC.GLU.	ASP.DC.GLU.	✘	4	4	2	✔
5YYE-MG-1	MG	Mg²⁺	C1D2E1	ASP.DC.GLU.	ASP.DC.GLU.HOH.TTW.	✘	4	6	2	✘
5IYB-MG-1	MG	Mg²⁺	A1D1	ALA.ASP.	ALA.ASP.	✘	2	2	2	✔
5IYA-MG-1	MG	Mg²⁺	D1E1	ASP.GLU.	ASP.GLU.	✘	2	2	2	✘
5IYC-MG-1	MG	Mg²⁺	D2E1	ASP.GLU.	ASP.GLU.	✘	3	3	3	✘
5IY6-MG-1	MG	Mg²⁺	D1E1	ASP.GLU.	ASP.GLU.	✘	2	2	2	✔
5IY8-MG-1	MG	Mg²⁺	D2E1	ASP.GLU.	ASP.GLU.	✘	3	3	3	✔
5IY7-MG-1	MG	Mg²⁺	D1E1	ASP.GLU.	ASP.GLU.	✘	2	2	2	✔
5JHS-MG-1	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
5JHS-MG-2	MG	Mg²⁺	D2I1S1	ASP.ILE.SER.	ASP.ILE.SER.	✘	4	4	2	✔
5JHS-MG-3	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4USX-MG-1	MG	Mg²⁺	D1T1	ASP.THR.	ASP.HOH.THR.	✔	2	3	2	✔
4USX-MG-2	MG	Mg²⁺	D1T1	ASP.THR.	ASP.HOH.THR.	✔	2	3	2	✘
4Z6C-NA-1	NA	Na⁺	C1K1L1V1	DC.LEU.LYS.VAL.	DC.HOH.LEU.LYS.VAL.	✘	4	5	2	✘
4Z6D-NA-1	NA	Na⁺	C1K1	DC.LYS.	DC.LYS.	✘	2	2	2	✔
4Z6D-NA-2	NA	Na⁺	G1I1T1V1	DG.ILE.THR.VAL.	DG.HOH.ILE.THR.VAL.	✘	4	5	2	✘