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
6NIZ-AG-2	AG	Ag⁺	A1C1	DA.DC.	DA.DC.	✔	2	2	2	✔
3V9S-MG-2	MG	Mg²⁺	A1C1D1	ASP.DA.DC.	ASP.DA.DC.HOH.	✘	3	5	2	✘
5A78-MG-2	MG	Mg²⁺	A1C1D1	ALA.ASP.DC.	ALA.ASP.DC.	✘	3	3	3	✘
5E67-MG-1	MG	Mg²⁺	A1C1D1	ALA.ASP.DC.	ALA.ASP.DC.HOH.	✘	3	5	2	✔
6DBO-CA-1	CA	Ca²⁺	A1C1D1	ASP.DA.DC.	ASP.DA.DC.	✘	3	3	2	✔
6DBO-CA-2	CA	Ca²⁺	A1C1D1	ASP.DA.DC.	ASP.DA.DC.	✘	3	3	2	✔
6DBR-CA-1	CA	Ca²⁺	A1C1D1	ASP.DA.DC.	ASP.DA.DC.	✘	3	3	2	✔
4FZY-NA-3	NA	Na⁺	A1C1D1	ASP.DA.DC.	ASP.DA.DC.HOH.	✘	3	6	2	✔
6EKO-CA-1	CA	Ca²⁺	A1C1D1	ALA.ASP.DC.	ALA.ASP.DC.HOH.	✘	3	5	2	✔
6EKO-CA-2	CA	Ca²⁺	A1C1D1	ALA.ASP.DC.	ALA.ASP.DC.HOH.	✘	3	5	2	✘
4E7K-MN-1	MN	Mn²⁺	A1C1D1E1	ASP.DA.DC.GLU.	ASP.DA.DC.GLU.	✘	4	4	3	✔
4E7K-MN-2	MN	Mn²⁺	A1C1D1E1	ASP.DA.DC.GLU.	ASP.DA.DC.GLU.	✘	4	4	3	✔
6QTP-MN-1	MN	Mn²⁺	A1C1D1E1	ASP.DA.DC.GLU.	ASP.DA.DC.GLU.HOH.	✘	4	6	2	✔
5Y7G-CA-2	CA	Ca²⁺	A1C1D1E1	ASP.DA.DC.GLU.	ASP.DA.DC.GLU.	✘	4	4	2	✔
6UKI-CA-1	CA	Ca²⁺	A1C1D1E1	ALA.ASP.DC.GLU.	ALA.ASP.DC.GLU.HOH.	✘	4	5	2	✔
6UKH-CA-1	CA	Ca²⁺	A1C1D1E1	ALA.ASP.DC.GLU.	ALA.ASP.DC.GLU.	✘	4	4	2	✘
4R89-MN-2	MN	Mn²⁺	A1C1D1E1	ASP.DA.DC.GLU.	ASP.DA.DC.GLU.	✘	4	4	2	✔
6BCT-CA-3	CA	Ca²⁺	A1C1D1E1G1T1	ASP.DA.DC.DG.DT.GLU.	ASP.DA.DC.DG.DT.GLU.	✘	6	6	3	✘
6BCN-CA-3	CA	Ca²⁺	A1C1D1E1G1T1	ASP.DA.DC.DG.DT.GLU.	ASP.DA.DC.DG.DT.GLU.	✘	6	6	3	✘
5E63-MG-1	MG	Mg²⁺	A1C1D1E1T2	ASP.DA.DC.DT.GLU.	ASP.DA.DC.DT.GLU.	✘	6	6	5	✔