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
7BDN-CU-5	CU	Cu²⁺	H2	HIS.	HIS.	✔	2	2	2	✘
7BDN-CU-6	CU	Cu²⁺	H2	HIS.	HIS.	✔	2	2	2	✘
6Y4A-CU-1	CU	Cu²⁺	H3	HIS.	HIS.	✔	3	3	2	✘
6Y4A-CU-2	CU	Cu²⁺	H4	HIS.	HIS.	✔	4	4	2	✘
6Y4A-CU-3	CU	Cu²⁺	H3	HIS.	HIS.	✔	3	3	2	✘
6Y4A-CU-4	CU	Cu²⁺	H4	HIS.	HIS.	✔	4	4	2	✘
6Y4A-CU-5	CU	Cu²⁺	H4	HIS.	HIS.	✔	4	4	2	✘
6Y4A-CU-6	CU	Cu²⁺	H3	HIS.	HIS.	✔	3	3	2	✘
7Q30-LI-1	LI	Li⁺	E2	GLU.	GLU.	✔	2	2	2	✘
7NPA-LI-1	LI	Li⁺	D2I1	ASP.ILE.	ASP.ILE.	✔	3	3	2	✔
7SDM-AG-1	AG	Ag⁺	X2	DU.IMC.	DU.IMC.	✘	2	2	2	✘
7SDM-AG-2	AG	Ag⁺	X2	DU.IMC.	DU.IMC.	✘	2	2	2	✘
7SDL-AG-1	AG	Ag⁺	A1T1X1	DA.DT.IMC.	DA.DT.IMC.	✘	3	3	2	✔
7SDL-AG-2	AG	Ag⁺	A1T1X1	DA.DT.IMC.	DA.DT.IMC.	✘	3	3	2	✘
7SDL-AG-3	AG	Ag⁺	T1X1	DT.IMC.	DT.IMC.	✘	2	2	2	✘
7SDO-AG-1	AG	Ag⁺	C1X1	5IU.DC.	5IU.DC.	✘	2	2	2	✔
7SDO-AG-2	AG	Ag⁺	C1X1	5IU.DC.	5IU.DC.	✘	2	2	2	✘
7SDO-AG-3	AG	Ag⁺	C1X1	5IU.DC.	5IU.DC.	✘	2	2	2	✘
7SDN-AG-1	AG	Ag⁺	C1X1	DC.DU.	DC.DU.	✘	2	2	2	✘
7SM2-HG-1	HG	Hg²⁺	T2	DT.	DT.	✘	2	2	2	✔