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
6MRL-CA-173	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRL-CA-174	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRL-CA-175	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRL-CA-176	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRL-CA-177	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRL-CA-178	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRL-CA-179	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRL-CA-180	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-61	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-62	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-63	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-64	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-65	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-66	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-67	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-68	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-69	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-70	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-71	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘
6MRM-CA-72	CA	Ca²⁺	D4	ASP.	ASP.	✔	4	4	2	✘