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
4S2T-ZN-1	ZN	Zn²⁺	D2E1X1	01B.ASP.GLU.	01B.ASP.GLU.	✘	4	4	2	✔
6A9U-MN-1	MN	Mn²⁺	D2E1X1	01B.ASP.GLU.	01B.ASP.GLU.	✘	4	4	2	✔
6A9U-MN-2	MN	Mn²⁺	D1E2X1	01B.ASP.GLU.	01B.ASP.GLU.	✘	4	4	2	✔
5JR6-MN-1	MN	Mn²⁺	D1E2X1	01B.ASP.GLU.	01B.ASP.GLU.	✘	4	4	2	✔
5JR6-MN-2	MN	Mn²⁺	D2E1X1	01B.ASP.GLU.	01B.ASP.GLU.	✘	4	4	2	✔
1N51-MN-1	MN	Mn²⁺	D1E2X1	01B.ASP.GLU.	01B.ASP.GLU.	✘	4	4	2	✔
1N51-MN-2	MN	Mn²⁺	D1E2X1	01B.ASP.GLU.	01B.ASP.GLU.	✘	4	4	2	✘
1N51-MN-3	MN	Mn²⁺	D2E1X1	01B.ASP.GLU.	01B.ASP.GLU.	✘	4	4	2	✔
1N51-MN-4	MN	Mn²⁺	D2E1X1	01B.ASP.GLU.	01B.ASP.GLU.	✘	4	4	2	✘
4WB2-CA-1	CA	Ca²⁺	D1X3	0G.0U.ASP.	0G.0U.ASP.HOH.	✘	4	7	2	✔
4WB3-CA-1	CA	Ca²⁺	D1X3	0G.0U.ASP.	0G.0U.ASP.HOH.	✘	4	7	2	✘
7O7Y-MG-1	MG	Mg²⁺	D1X1	1MA.ASP.	A.HOH.	✘	2	6	2	✔
7O7Z-MG-1	MG	Mg²⁺	D1X1	1MA.ASP.	A.HOH.	✘	2	6	2	✔
7O81-MG-1	MG	Mg²⁺	D1X1	1MA.ASP.	C.GLN.HOH.	✘	2	6	2	✔
3HKT-ZN-1	ZN	Zn²⁺	H3X1	1SD.HIS.	1SD.HIS.	✘	4	4	2	✔
3GIJ-CA-1	CA	Ca²⁺	D1E1X1	2DA.ASP.GLU.	2DA.ASP.GLU.HOH.	✘	3	5	2	✔
4V44-NA-1	NA	Na⁺	D1F1X1	2FG.ASP.PHE.	2FG.ASP.HOH.PHE.	✘	3	4	2	✔
3S2H-MG-1	MG	Mg²⁺	D3X1	2IA.ASP.	2IA.ASP.	✘	4	4	2	✔
4Z7I-ZN-1	ZN	Zn²⁺	E1X1	2X0.GLU.	2X0.GLU.	✘	2	2	2	✔
1S77-MG-1	MG	Mg²⁺	D2X1	3DA.ASP.	3DA.ASP.HOH.	✘	3	4	2	✔