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
7S89-CA-1	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	4	✘
7S88-CA-1	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	4	✘
7RTW-CA-1	CA	Ca²⁺	D1E1	ASP.GLU.	ASP.GLU.	✔	2	2	2	✔
7RTW-CA-2	CA	Ca²⁺	D1E1	ASP.GLU.	ASP.GLU.	✔	2	2	2	✔
7RTT-CA-1	CA	Ca²⁺	D1E1	ASP.GLU.	ASP.GLU.	✔	2	2	2	✔
7RTT-CA-2	CA	Ca²⁺	D1E1	ASP.GLU.	ASP.GLU.	✔	2	2	2	✘
7RBH-CA-1	CA	Ca²⁺	C1D3	ASP.DC.	ASP.DC.DCP.HOH.	✘	4	6	2	✔
7RBH-CA-2	CA	Ca²⁺	G1R1	ARG.DG.	ARG.DG.	✘	2	2	2	✔
7RCD-CA-1	CA	Ca²⁺	A1C2D1	ALA.ASP.DC.	ALA.ASP.DC.HOH.	✘	4	6	3	✔
7RCD-CA-2	CA	Ca²⁺	C1E1G1T1	DC.DT.GLU.GLY.	DC.DT.GLU.GLY.HOH.	✘	4	5	3	✔
7RCC-CA-1	CA	Ca²⁺	C3D1E1	ASP.DC.GLU.	ASP.DC.GLU.	✘	5	5	3	✔
7RCC-CA-2	CA	Ca²⁺	C1E1G1T1	DC.DT.GLU.GLY.	DC.DT.GLU.GLY.	✘	4	4	3	✘
7RCC-CA-3	CA	Ca²⁺	A1C2D1	ALA.ASP.DC.	ALA.ASP.DC.HOH.	✘	4	5	3	✘
7RAC-CA-1	CA	Ca²⁺	E1G1	GLU.GLY.	GLU.GLY.HOH.	✔	2	5	2	✔
7RAC-CA-2	CA	Ca²⁺	E1G1	GLU.GLY.	GLU.GLY.HOH.	✔	2	6	2	✘
7QZR-CA-1	CA	Ca²⁺	D2F1S1T1	ASP.PHE.SER.THR.	ASP.PHE.SER.THR.	✘	5	5	2	✘
7R5Z-CA-1	CA	Ca²⁺	V3	VAL.	HOH.VAL.	✔	3	7	3	✔
7QHM-MN-1	MN	Mn²⁺	D1E1Y1	ASP.GLU.TYR.	ASP.GLU.TYR.	✘	3	3	2	✔
7QB5-CA-1	CA	Ca²⁺	A1K1L1	ALA.LEU.LYS.	ALA.HOH.LEU.LYS.	✘	3	5	2	✔
7PSY-CA-1	CA	Ca²⁺	D2G1N2	ASN.ASP.GLY.	ASN.ASP.FUC.GLY.	✔	5	6	2	✔