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
4QWJ-MG-1	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4QWJ-MG-2	MG	Mg²⁺	D2I1	ASP.ILE.	ASP.ILE.	✘	3	3	2	✘
4QWJ-MG-3	MG	Mg²⁺	A1D2	ALA.ASP.	ALA.ASP.	✘	3	3	2	✘
4QWK-MG-1	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4QWK-MG-2	MG	Mg²⁺	D2I1S1	ASP.ILE.SER.	ASP.ILE.SER.	✘	4	4	2	✘
4QWK-MG-3	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4QWL-MG-1	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4QWL-MG-2	MG	Mg²⁺	D1N1Q1	ASN.ASP.GLN.	ASN.ASP.GLN.HOH.	✘	3	4	2	✘
4QWL-MG-3	MG	Mg²⁺	D2I1S1	ASP.ILE.SER.	ASP.HOH.ILE.SER.	✘	4	5	2	✘
4QWL-MG-4	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.HOH.SER.	✘	4	5	2	✘
4QWF-MG-1	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4QWF-MG-2	MG	Mg²⁺	D2I1	ASP.ILE.	ASP.ILE.	✘	3	3	2	✘
4QWF-MG-3	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4QWG-MG-1	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4QWG-MG-2	MG	Mg²⁺	D2I1S1	ASP.ILE.SER.	ASP.HOH.ILE.SER.	✘	4	5	2	✘
4QWG-MG-3	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.HOH.SER.	✘	4	5	2	✘
4QWI-MG-1	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4QWI-MG-2	MG	Mg²⁺	D2I1	ASP.ILE.	ASP.ILE.	✘	3	3	2	✔
4QWI-MG-3	MG	Mg²⁺	A1D2S1	ALA.ASP.SER.	ALA.ASP.SER.	✘	4	4	2	✘
4R9M-MG-1	MG	Mg²⁺	E4	GLU.	GLU.	✔	4	4	2	✘