| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 6H2B-CA-234 | CA | Ca²⁺ | D1E1Q1 | ASP.GLN.GLU. | ASP.GLN.GLU. | ✔ | 3 | 3 | 2 | ✘ |
| 6H2B-CA-235 | CA | Ca²⁺ | D1E1Q1 | ASP.GLN.GLU. | ASP.GLN.GLU. | ✔ | 3 | 3 | 2 | ✘ |
| 6H2B-CA-236 | CA | Ca²⁺ | D1E1Q1 | ASP.GLN.GLU. | ASP.GLN.GLU. | ✔ | 3 | 3 | 2 | ✘ |
| 6H2B-CA-237 | CA | Ca²⁺ | D1E1Q1 | ASP.GLN.GLU. | ASP.GLN.GLU. | ✔ | 3 | 3 | 2 | ✘ |
| 6H2B-CA-238 | CA | Ca²⁺ | D1E1Q1 | ASP.GLN.GLU. | ASP.GLN.GLU. | ✔ | 3 | 3 | 2 | ✘ |
| 6H2B-CA-239 | CA | Ca²⁺ | D1E1Q1 | ASP.GLN.GLU. | ASP.GLN.GLU. | ✔ | 3 | 3 | 2 | ✘ |
| 6H2B-CA-240 | CA | Ca²⁺ | D1E1Q1 | ASP.GLN.GLU. | ASP.GLN.GLU. | ✔ | 3 | 3 | 2 | ✘ |