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
2OX6-MG-2	MG	Mg²⁺	E2	GLU.	GLU.HOH.	✔	2	4	2	✘
2OX6-MG-3	MG	Mg²⁺	E2	GLU.	GLU.	✔	2	2	2	✘
2PAN-MG-1	MG	Mg²⁺	E2F2	GLU.PHE.	GLU.PHE.	✔	4	4	2	✔
2PAN-MG-2	MG	Mg²⁺	E2F2	GLU.PHE.	GLU.PHE.	✔	4	4	2	✘
2O3B-MG-1	MG	Mg²⁺	N1T1	ASN.THR.	ASN.HOH.THR.	✘	2	6	2	✔
2O6M-MG-1	MG	Mg²⁺	A1G1N1	ASN.DA.DG.	ASN.DA.DG.HOH.	✘	3	6	2	✔
2NVZ-MG-1	MG	Mg²⁺	D3	ASP.	ASP.UTP.	✘	3	4	2	✘
2OIW-MG-1	MG	Mg²⁺	S2T2	SER.THR.	HOH.SER.THR.	✔	4	6	2	✔
2OIW-MG-2	MG	Mg²⁺	S2T2	SER.THR.	HOH.SER.THR.	✔	4	6	2	✘
2IEC-MG-1	MG	Mg²⁺	C2	CYS.	CYS.HOH.	✔	2	6	2	✔
2IEC-MG-2	MG	Mg²⁺	C2	CYS.	CYS.HOH.	✔	2	5	2	✘
1Q6Z-MG-1	MG	Mg²⁺	L2N2R2	ARG.ASN.LEU.	ARG.ASN.LEU.	✔	6	6	2	✔
1Q6Z-MG-2	MG	Mg²⁺	L2N2R2	ARG.ASN.LEU.	ARG.ASN.LEU.	✔	6	6	2	✘
1Q9W-MG-1	MG	Mg²⁺	E2	GLU.	GLU.HOH.	✔	2	6	2	✔
1PYS-MG-1	MG	Mg²⁺	E2	GLU.	GLU.HOH.	✘	2	3	2	✔
1PYS-MG-2	MG	Mg²⁺	E2	GLU.	GLU.HOH.	✘	2	3	2	✘
1QH8-MG-1	MG	Mg²⁺	D2E1K1	ASP.GLU.LYS.	HOH.	✔	4	6	2	✘
1QH8-MG-2	MG	Mg²⁺	D2E1K1	ASP.GLU.LYS.	ASP.GLU.HOH.LYS.	✔	4	6	2	✘
1QGU-MG-1	MG	Mg²⁺	D2E1K1	ASP.GLU.LYS.	HOH.	✔	4	6	2	✔
1QGU-MG-2	MG	Mg²⁺	D2E1K1	ASP.GLU.LYS.	ASP.GLU.HOH.LYS.	✔	4	6	2	✘