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
4KLJ-NA-1	NA	Na⁺	G1I1T1V1	DG.ILE.THR.VAL.	DG.HOH.ILE.THR.VAL.	✘	4	6	2	✘
4KLJ-NA-2	NA	Na⁺	C2D3	ASP.DC.	ASP.DC.	✘	5	5	2	✔
4KLJ-NA-3	NA	Na⁺	C1K1L1V1	DC.LEU.LYS.VAL.	DC.HOH.LEU.LYS.VAL.	✘	4	6	2	✘
4KLL-NA-1	NA	Na⁺	C1K1L1V1	DC.LEU.LYS.VAL.	HOH.	✘	4	6	2	✔
4KLL-NA-2	NA	Na⁺	G1I1T1V1	DG.ILE.THR.VAL.	DC.HOH.LEU.LYS.VAL.	✘	4	6	2	✘
4KPX-MG-1	MG	Mg²⁺	D3	ASP.	ASP.HOH.	✔	3	6	3	✘
4KPX-MG-2	MG	Mg²⁺	D3	ASP.	ASP.HOH.	✔	3	6	3	✔
2XO6-CD-1	CD	Cd²⁺	G1Q1	DG.GLN.	DG.GLN.HOH.	✘	2	3	2	✔
2XO6-CD-2	CD	Cd²⁺	C1P1	DC.PRO.	DC.HOH.PRO.	✘	2	6	2	✔
2XO6-CD-3	CD	Cd²⁺	G1Q1	DG.GLN.	DG.GLN.HOH.	✘	2	3	2	✔
2XO6-CD-4	CD	Cd²⁺	C1P1	DC.PRO.	DC.HOH.PRO.	✘	2	6	2	✔
2XNI-MG-1	MG	Mg²⁺	G1L1T1	GLY.LEU.THR.	GLY.HOH.LEU.THR.	✘	3	4	2	✔
3VM6-MG-1	MG	Mg²⁺	D3	ASP.	ASP.	✔	3	3	3	✔
3VM6-MG-2	MG	Mg²⁺	D3	ASP.	ASP.	✔	3	3	3	✘
3VM6-MG-3	MG	Mg²⁺	K2	LYS.	LYS.	✔	2	2	2	✔
3VMJ-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
3VMJ-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
3VMK-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✔
3VMK-MG-2	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘
3VML-MG-1	MG	Mg²⁺	D2	ASP.	ASP.HOH.IPM.	✔	2	5	2	✘