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
1A05-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
1A05-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
1A25-CA-1	CA	Ca²⁺	D4E1M1	ASP.GLU.MET.	ASP.GLU.MET.	✔	6	6	2	✔
1A25-CA-2	CA	Ca²⁺	D2E1R1S1	ARG.ASP.GLU.SER.	ARG.ASP.GLU.SER.	✔	5	5	2	✔
1A25-CA-3	CA	Ca²⁺	D4E1M1	ASP.GLU.MET.	ASP.GLU.MET.	✔	6	6	2	✘
1A25-CA-4	CA	Ca²⁺	D2E1R1S1	ARG.ASP.GLU.SER.	ARG.ASP.GLU.SER.	✔	5	5	2	✘
1A6F-ZN-1	ZN	Zn²⁺	E2Q2	GLN.GLU.	GLN.GLU.HOH.	✔	4	6	2	✔
1A73-MG-1	MG	Mg²⁺	A1N1	ASN.DA.	ASN.DA.HOH.	✘	2	6	2	✔
1A73-MG-2	MG	Mg²⁺	A1N1	ASN.DA.	ASN.DA.HOH.	✘	2	6	2	✔
1AEI-CA-1	CA	Ca²⁺	E2K1L1	GLU.LEU.LYS.	GLU.LEU.LYS.	✔	4	4	2	✔
1AEI-CA-2	CA	Ca²⁺	E2K1L1	GLU.LEU.LYS.	GLU.LEU.LYS.	✔	4	4	2	✔
1AEI-CA-3	CA	Ca²⁺	E2K1L1	GLU.LEU.LYS.	GLU.LEU.LYS.	✔	4	4	2	✘
1AEI-CA-4	CA	Ca²⁺	E2K1L1	GLU.LEU.LYS.	GLU.LEU.LYS.	✔	4	4	2	✘
1AEI-CA-5	CA	Ca²⁺	E2K1L1	GLU.LEU.LYS.	GLU.LEU.LYS.	✔	4	4	2	✘
1AEI-CA-6	CA	Ca²⁺	E2K1L1	GLU.LEU.LYS.	GLU.LEU.LYS.	✔	4	4	2	✘
1AEW-CD-1	CD	Cd²⁺	D1Q1	ASP.GLN.	ASP.GLN.HOH.	✔	2	3	2	✘
1AEW-CD-10	CD	Cd²⁺	D1Q1	ASP.GLN.	ASP.GLN.HOH.	✔	2	3	2	✘
1AEW-CD-11	CD	Cd²⁺	D1Q1	ASP.GLN.	ASP.GLN.HOH.	✔	2	3	2	✘
1AEW-CD-12	CD	Cd²⁺	D1Q1	ASP.GLN.	ASP.GLN.HOH.	✔	2	3	2	✘
1AEW-CD-13	CD	Cd²⁺	D1Q1	ASP.GLN.	ASP.GLN.HOH.	✔	2	3	2	✘