| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 7O99-CO-2 | CO | Co²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7O99-CO-3 | CO | Co²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7O99-CO-4 | CO | Co²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7O9E-NI-1 | NI | Ni²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7O9E-NI-2 | NI | Ni²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7O9E-NI-3 | NI | Ni²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7O9E-NI-4 | NI | Ni²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7O9C-NI-1 | NI | Ni²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7O9C-NI-2 | NI | Ni²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7O9C-NI-3 | NI | Ni²⁺ | E3 | GLU. | GLU.HOH. | ✔ | 3 | 4 | 2 | ✘ |
| 7VIO-CD-1 | CD | Cd²⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 7VIO-CD-2 | CD | Cd²⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 7VIO-CD-3 | CD | Cd²⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 7VIO-CD-4 | CD | Cd²⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 7VIO-CD-5 | CD | Cd²⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 7VIO-CD-6 | CD | Cd²⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 7VIO-CD-7 | CD | Cd²⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 7VIO-CD-8 | CD | Cd²⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 7VIU-CD-1 | CD | Cd²⁺ | E3 | GLU. | HOH. | ✔ | 3 | 6 | 3 | ✘ |
| 7VIU-CD-2 | CD | Cd²⁺ | E3 | GLU. | HOH. | ✔ | 3 | 6 | 3 | ✘ |