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
7PSY-CA-2	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✔
7PSY-CA-3	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✘
7PSY-CA-4	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✘
7PRG-CA-1	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✘
7PRG-CA-2	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✘
7PRG-CA-3	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✘
7PRG-CA-4	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✘
7PIU-CA-1	CA	Ca²⁺	D1X1	ASP.DPN.	ASP.DPN.	✘	2	2	2	✔
7PIV-CA-1	CA	Ca²⁺	D1E1X1	ASP.DPN.GLU.	ASP.DPN.GLU.	✘	3	3	2	✔
7PJM-CA-1	CA	Ca²⁺	D3	ASP.	AKG.ASP.HOH.	✔	3	6	2	✘
7PJM-CA-2	CA	Ca²⁺	D3	ASP.	AKG.ASP.HOH.	✔	3	6	2	✘
7PHW-CA-1	CA	Ca²⁺	D2E2	ASP.GLU.	ASP.GLU.	✘	4	4	2	✔
7OJ7-CA-1	CA	Ca²⁺	A1K1L1	ALA.LEU.LYS.	ALA.HOH.LEU.LYS.	✘	3	5	2	✘
7OJ7-CA-2	CA	Ca²⁺	A1K1L1	ALA.LEU.LYS.	ALA.HOH.LEU.LYS.	✘	3	5	2	✘
7OJ7-CA-3	CA	Ca²⁺	A1K1L1	ALA.LEU.LYS.	ALA.HOH.LEU.LYS.	✘	3	5	2	✘
7OJ7-CA-4	CA	Ca²⁺	A1K1L1	ALA.LEU.LYS.	ALA.HOH.LEU.LYS.	✘	3	5	2	✘
7OJ7-CA-5	CA	Ca²⁺	A1K1L1	ALA.LEU.LYS.	ALA.HOH.LEU.LYS.	✘	3	5	2	✘
7OJ7-CA-6	CA	Ca²⁺	A1K1L1	ALA.LEU.LYS.	ALA.HOH.LEU.LYS.	✘	3	5	2	✘
7OJ7-CA-7	CA	Ca²⁺	A1K1L1	ALA.LEU.LYS.	ALA.HOH.LEU.LYS.	✘	3	5	2	✘
7OJ7-CA-8	CA	Ca²⁺	A1K1L1	ALA.LEU.LYS.	ALA.HOH.LEU.LYS.	✘	3	5	2	✘