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
7ZW9-ZN-3	ZN	Zn²⁺	H3	HIS.	HIS.	✔	3	3	2	✘
7ZQY-ZN-1	ZN	Zn²⁺	C4	CYS.	CYS.	✔	4	4	2	✔
7ZQY-ZN-2	ZN	Zn²⁺	C4	CYS.	CYS.	✔	4	4	2	✘
7ZC3-ZN-1	ZN	Zn²⁺	C4	CYS.	CYS.	✔	4	4	2	✘
2JJL-ZN-1	ZN	Zn²⁺	H3	HIS.	HIS.	✔	3	3	3	✔
7Z17-ZN-1	ZN	Zn²⁺	H3M1	HIS.MET.	HIS.MET.	✔	4	4	2	✔
3KQ6-ZN-1	ZN	Zn²⁺	H3	HIS.	HIS.	✔	3	3	3	✘
3KQ6-ZN-2	ZN	Zn²⁺	H3	HIS.	HIS.	✔	3	3	3	✔
7VLZ-ZN-1	ZN	Zn²⁺	H3	HIS.	HIS.	✘	3	3	2	✔
7VD8-ZN-1	ZN	Zn²⁺	H4	HIS.	HIS.	✔	4	4	4	✘
7VD8-ZN-2	ZN	Zn²⁺	H4	HIS.	ASP.HOH.	✔	4	2	4	✘
7VD8-ZN-3	ZN	Zn²⁺	H4	HIS.	HIS.	✔	4	4	4	✘
7VD8-ZN-4	ZN	Zn²⁺	H4	HIS.	ASP.HOH.	✔	4	2	4	✘
7VD8-ZN-5	ZN	Zn²⁺	H4	HIS.	HIS.	✔	4	4	4	✘
7VD8-ZN-6	ZN	Zn²⁺	H4	HIS.	ASP.HOH.	✔	4	2	4	✘
7UZP-ZN-1	ZN	Zn²⁺	H3	HIS.	HIS.	✔	3	3	3	✔
7UX4-K-1	K	K⁺	G1H1T1Y1	GLY.HIS.THR.TYR.	GLY.HIS.THR.TYR.	✘	4	4	2	✘
7UX4-K-2	K	K⁺	G1H1T1Y1	GLY.HIS.THR.TYR.	GLY.HIS.THR.TYR.	✘	4	4	2	✔
7UX4-K-3	K	K⁺	G1H1T1Y1	GLY.HIS.THR.TYR.	GLY.HIS.HOH.THR.TYR.	✔	4	6	2	✘
7UUT-K-1	K	K⁺	H1T1Y1	HIS.THR.TYR.	GLY.HIS.HOH.THR.	✘	3	4	2	✔