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
6H6U-CA-10	CA	Ca²⁺	D3E3	ASP.GLU.	ASP.GLU.	✔	6	6	3	✘
6H6U-CA-11	CA	Ca²⁺	D3E3	ASP.GLU.	ASP.GLU.	✔	6	6	3	✘
6H6U-CA-12	CA	Ca²⁺	D3E3	ASP.GLU.	ASP.GLU.	✔	6	6	3	✘
6H6U-CA-13	CA	Ca²⁺	D3	ASP.	ASP.	✔	3	3	3	✘
6H6U-CA-14	CA	Ca²⁺	D3	ASP.	ASP.	✔	3	3	3	✘
6H6U-CA-15	CA	Ca²⁺	D3	ASP.	ASP.	✔	3	3	3	✘
6H6U-CA-16	CA	Ca²⁺	D3	ASP.	ASP.	✔	3	3	3	✘
6HFY-CA-1	CA	Ca²⁺	H2	HIS.	HIS.	✔	2	2	2	✔
6HK5-CA-1	CA	Ca²⁺	D1E1	ASP.GLU.	ASP.GLU.HOH.	✔	2	5	2	✔
6HK9-CA-1	CA	Ca²⁺	D3	ASP.	ASP.HOH.	✔	3	6	2	✔
6HK9-CA-2	CA	Ca²⁺	D3	ASP.	ASP.HOH.	✔	3	6	2	✘
6I4K-CA-1	CA	Ca²⁺	A1D1E1G1	ALA.ASP.GLU.GLY.	ALA.ASP.GLU.GLY.HOH.	✘	4	6	2	✘
6I4H-CA-1	CA	Ca²⁺	A1D1E1G1	ALA.ASP.GLU.GLY.	ALA.ASP.GLU.GLY.HOH.	✘	4	6	2	✘
6I8V-CA-1	CA	Ca²⁺	E2	GLU.	ATP.GLU.HOH.	✔	2	6	2	✔
1UF3-CA-1	CA	Ca²⁺	D1G1X1	ASP.GLY.MSE.	HOH.	✔	3	6	2	✔
1UF3-CA-2	CA	Ca²⁺	D1G1X1	ASP.GLY.MSE.	HOH.	✔	3	6	2	✘
1UX7-CA-1	CA	Ca²⁺	D2W1X1Y1	ASP.TRP.TYR.XYP.	ASP.HOH.TRP.TYR.XYP.	✘	5	6	2	✔
1UZV-CA-1	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✘
1UZV-CA-2	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✘
1UZV-CA-3	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✘