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
1T4K-ZN-1	ZN	Zn²⁺	D2	ASP.	ASP.HOH.	✔	2	3	2	✔
1T4K-ZN-2	ZN	Zn²⁺	D2	ASP.	HOH.	✔	2	2	2	✔
1WA2-CU-1	CU	Cu²⁺	H3	HIS.	HIS.NO2.	✔	3	4	2	✘
1WA0-CU-1	CU	Cu²⁺	H3	HIS.	HIS.	✔	3	3	2	✘
1WA0-CU-2	CU	Cu²⁺	H3	HIS.	HIS.	✔	3	3	2	✔
1WAA-ZN-1	ZN	Zn²⁺	D3	ASP.	ASP.HOH.	✘	3	4	3	✔
1WAA-ZN-2	ZN	Zn²⁺	H2	HIS.	GLU.HOH.	✔	2	4	2	✔
1WAA-ZN-3	ZN	Zn²⁺	D3	ASP.	HIS.	✘	3	2	3	✘
1WAA-ZN-4	ZN	Zn²⁺	D1E1	ASP.GLU.	ASP.HOH.	✘	2	4	2	✔
1WAA-ZN-5	ZN	Zn²⁺	E1G1	GLU.GLY.	ASP.GLU.HOH.	✘	2	7	2	✔
1WAA-ZN-6	ZN	Zn²⁺	H2	HIS.	GLU.GLY.HOH.	✘	2	4	2	✔
1WAA-ZN-7	ZN	Zn²⁺	E2	GLU.	HIS.	✘	2	2	2	✔
1WAE-CU-1	CU	Cu²⁺	H2	HIS.	HIS.	✔	2	2	2	✔
1WAE-CU-2	CU	Cu²⁺	H2	HIS.	HIS.	✔	2	2	2	✘
1WAE-CU-3	CU	Cu²⁺	H2	HIS.	HIS.	✔	2	2	2	✘
1XB1-ZN-1	ZN	Zn²⁺	E1T1	GLU.THR.	GLU.HOH.	✔	2	2	2	✘
1XB1-ZN-2	ZN	Zn²⁺	E1T1	GLU.THR.	GLU.HOH.	✔	2	2	2	✘
1XB0-ZN-1	ZN	Zn²⁺	E1T1	GLU.THR.	GLU.HOH.	✔	2	3	2	✔
1XOC-ZN-1	ZN	Zn²⁺	E2	GLU.	GLU.HOH.	✔	2	4	2	✔
1Y0Y-ZN-1	ZN	Zn²⁺	D2X1	ASP.L2O.	ASP.L2O.	✘	3	3	2	✔