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
2X98-MG-1	MG	Mg²⁺	D1S1	ASP.SER.	GLU.HOH.	✔	2	6	2	✔
2X98-MG-2	MG	Mg²⁺	D1S1	ASP.SER.	GLU.HOH.	✔	2	6	2	✘
2X98-MG-3	MG	Mg²⁺	D1S1	ASP.SER.	ASP.HOH.SER.	✔	2	7	2	✘
2X98-MG-4	MG	Mg²⁺	D1S1	ASP.SER.	ASP.HOH.SER.	✔	2	7	2	✘
2XCP-MG-1	MG	Mg²⁺	D1G1	ASP.DG.	ASP.DG.HOH.	✘	2	3	2	✔
2XCA-MG-1	MG	Mg²⁺	A1D1	ASP.DA.	ASP.DA.HOH.	✘	2	6	2	✔
2XMA-MG-1	MG	Mg²⁺	C1P1	DC.PRO.	DC.HOH.PRO.	✘	2	6	2	✔
2XMA-MG-2	MG	Mg²⁺	C1P1	DC.PRO.	DC.HOH.PRO.	✘	2	6	2	✘
2XMA-MG-3	MG	Mg²⁺	C1P1	DC.PRO.	DC.HOH.PRO.	✘	2	6	2	✘
2XMA-MG-4	MG	Mg²⁺	C1P1	DC.PRO.	DC.HOH.PRO.	✘	2	6	2	✘
2XM3-MG-1	MG	Mg²⁺	C1P1	DC.PRO.	DC.HOH.PRO.	✘	2	6	2	✔
2XM3-MG-2	MG	Mg²⁺	C1P1	DC.PRO.	DC.HOH.PRO.	✘	2	6	2	✘
3T80-MG-1	MG	Mg²⁺	D1T1	ASP.THR.	ASP.HOH.THR.	✔	2	4	2	✔
3T80-MG-3	MG	Mg²⁺	D1T1	ASP.THR.	ASP.HOH.THR.	✔	2	3	2	✔
3T80-MG-4	MG	Mg²⁺	D1T1	ASP.THR.	ASP.THR.	✔	2	2	2	✘
3TNQ-MG-1	MG	Mg²⁺	D1X1	ASP.SEP.	ADP.ASP.SEP.	✘	2	3	2	✔
3L4P-CA-1	CA	Ca²⁺	D2	ASP.	ASP.	✔	2	2	2	✔
3LD0-MG-1	MG	Mg²⁺	E2	GLU.	GLU.HOH.	✔	2	3	2	✔
3GAH-K-1	K	K⁺	D1I1	ASP.ILE.	ASP.ATP.ILE.	✔	2	3	2	✔
3GAH-K-2	K	K⁺	D1I1	ASP.ILE.	ASP.ATP.ILE.	✔	2	3	2	✘