| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 6MRM-CA-164 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-165 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-166 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-167 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-168 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-169 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-170 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-171 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-172 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-173 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-174 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-175 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-176 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-177 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-178 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-179 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6MRM-CA-180 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 2 | ✘ |
| 6TCB-CA-1 | CA | Ca²⁺ | D3 | ASP. | ASP.HOH. | ✔ | 3 | 5 | 2 | ✔ |
| 6UTT-CA-1 | CA | Ca²⁺ | D3 | ASP. | ASP.HOH. | ✔ | 3 | 4 | 3 | ✘ |
| 6UTT-CA-2 | CA | Ca²⁺ | D3 | ASP. | ASP.HOH. | ✔ | 3 | 4 | 3 | ✘ |