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
3N6Q-MG-6	MG	Mg²⁺	E2	GLU.	GLU.	✔	2	2	2	✘
3N6Q-MG-7	MG	Mg²⁺	E2	GLU.	GLU.	✔	2	2	2	✘
3N6Q-MG-8	MG	Mg²⁺	E2	GLU.	GLU.	✔	2	2	2	✘
3N6Q-MG-9	MG	Mg²⁺	E2	GLU.	GLU.	✔	2	2	2	✘
3NGO-MG-1	MG	Mg²⁺	A1D1	ASP.DA.	ASP.DA.	✘	2	2	2	✔
3NGO-MG-2	MG	Mg²⁺	A1E1	DA.GLU.	DA.GLU.HOH.	✘	2	5	2	✔
3NL3-MG-2	MG	Mg²⁺	D1T1	ASP.THR.	ASP.THR.	✔	2	2	2	✔
3NRT-MG-1	MG	Mg²⁺	D2	ASP.	ASP.	✔	2	2	2	✔
3O3F-MG-1	MG	Mg²⁺	E1T1	DT.GLU.	C.DT.GLU.HOH.	✘	2	5	2	✔
3WZV-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
3WZV-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
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-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✔
3WZY-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	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	✘