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
7JZ7-K-3	K	K⁺	A1E1N1	ALA.ASN.GLU.	ALA.ASN.GLU.HOH.	✔	3	5	2	✘
7JZ7-K-4	K	K⁺	A1E1N1	ALA.ASN.GLU.	ALA.ASN.GLU.HOH.	✔	3	5	2	✘
7JZ9-K-1	K	K⁺	A1E1N1	ALA.ASN.GLU.	ALA.ASN.GLU.GOL.HOH.	✔	3	5	2	✘
7JZ9-K-2	K	K⁺	A1E1N1	ALA.ASN.GLU.	ALA.ASN.GLU.GOL.HOH.	✔	3	5	2	✘
7JZF-K-1	K	K⁺	A1N1	ALA.ASN.	ALA.ASN.HOH.	✔	2	4	2	✘
7JZF-K-2	K	K⁺	A1N1	ALA.ASN.	ALA.ASN.HOH.	✔	2	4	2	✘
7SJ1-K-1	K	K⁺	V4	VAL.	VAL.	✔	4	4	4	✔
7SJ1-K-2	K	K⁺	T4	THR.	THR.	✔	4	4	4	✔
7AU6-MN-1	MN	Mn²⁺	D1E1	ASP.GLU.	ASP.GLU.HOH.	✘	2	5	2	✘
7B6C-CA-1	CA	Ca²⁺	E1S1	GLU.SER.	GLU.SER.	✔	2	2	2	✘
7B6C-CA-2	CA	Ca²⁺	E2S1	GLU.SER.	GLU.HOH.SER.	✔	3	4	2	✔
8DVP-CA-1	CA	Ca²⁺	D1S1X1	ASP.PRN.SER.	HOH.SER.VAL.	✘	3	6	2	✔
8DVY-CA-1	CA	Ca²⁺	D1S1X1	AAB.ASP.SER.	AAB.ASP.HOH.SER.	✘	3	4	2	✔
4ZKP-CA-1	CA	Ca²⁺	N3Q3	ASN.GLN.	ASN.GLN.	✔	6	6	3	✘
8E57-CA-1	CA	Ca²⁺	D1S2T1	ASP.SER.THR.	ASP.SER.THR.	✘	4	4	2	✔
8E59-CA-1	CA	Ca²⁺	D1S2T1	ASP.SER.THR.	ASP.SER.THR.	✘	4	4	2	✔
8E5B-CA-1	CA	Ca²⁺	D1S2T1	ASP.SER.THR.	ASP.SER.THR.	✘	4	4	2	✘
7B0D-CA-1	CA	Ca²⁺	N2	ASN.	ASN.HOH.	✔	2	6	2	✔
8D1J-CA-1	CA	Ca²⁺	A1D2N1Q1	ALA.ASN.ASP.GLN.	ALA.ASN.ASP.GLN.HOH.	✔	5	6	2	✘
8D1J-CA-2	CA	Ca²⁺	A1D2N1Q1	ALA.ASN.ASP.GLN.	ALA.ASN.ASP.GLN.HOH.	✔	5	6	2	✘