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
1W5P-K-4	K	K⁺	D1R1	ARG.ASP.	ARG.ASP.	✔	2	2	2	✘
1W5P-K-5	K	K⁺	D1R1	ARG.ASP.	ARG.ASP.	✔	2	2	2	✘
1W5P-K-6	K	K⁺	D1R1	ARG.ASP.	ARG.ASP.	✔	2	2	2	✘
1W5P-K-7	K	K⁺	D1R1	ARG.ASP.	ARG.ASP.	✔	2	2	2	✘
1W5P-K-8	K	K⁺	D1R1	ARG.ASP.	ARG.ASP.	✔	2	2	2	✘
1XRA-K-1	K	K⁺	G2	GLY.	GLY.	✔	2	2	2	✔
1XRA-K-2	K	K⁺	G2	GLY.	GLY.	✔	2	2	2	✘
1YNO-MG-1	MG	Mg²⁺	L2N2R2	ARG.ASN.LEU.	ARG.ASN.LEU.	✔	6	6	2	✘
1YNO-MG-2	MG	Mg²⁺	L2N2R2	ARG.ASN.LEU.	ARG.ASN.LEU.	✔	6	6	2	✘
2M32-MG-1	MG	Mg²⁺	E1S2T1	GLU.SER.THR.	GLU.SER.THR.	✘	4	4	2	✔
1SHK-MG-1	MG	Mg²⁺	A1G2R2	ALA.ARG.GLY.	ALA.ARG.GLY.	✔	5	5	2	✔
1T0P-MG-1	MG	Mg²⁺	E1S2T1	GLU.SER.THR.	GLU.HOH.SER.THR.	✘	4	6	2	✔
1TEZ-MG-1	MG	Mg²⁺	C1D1	ASP.DC.	ASP.DC.HOH.	✘	2	6	2	✔
1TJ5-MG-1	MG	Mg²⁺	D3X1	ASP.FRU.	ASP.FRU.PO4.	✘	4	5	2	✔
1TK6-MG-1	MG	Mg²⁺	E1Q1	GLN.GLU.	GLN.GLU.	✔	2	2	2	✔
1TK6-MG-2	MG	Mg²⁺	E1Q1	GLN.GLU.	GLN.GLU.	✔	2	2	2	✘
1TK6-MG-3	MG	Mg²⁺	E1Q1	GLN.GLU.	GLN.GLU.	✔	2	2	2	✘
1TK6-MG-4	MG	Mg²⁺	E1Q1	GLN.GLU.	GLN.GLU.	✔	2	2	2	✘
1TK6-MG-5	MG	Mg²⁺	E1Q1	GLN.GLU.	GLN.GLU.	✔	2	2	2	✘
1TK6-MG-6	MG	Mg²⁺	E1Q1	GLN.GLU.	GLN.GLU.	✔	2	2	2	✘