| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 3NGO-MG-2 | MG | Mg²⁺ | A1E1 | DA.GLU. | DA.GLU.HOH. | ✘ | 2 | 5 | 2 | ✔ |
| 3G3C-MG-2 | MG | Mg²⁺ | A1E1 | DA.GLU. | DA.GLU.PO4. | ✘ | 2 | 3 | 2 | ✘ |
| 3G4T-MG-1 | MG | Mg²⁺ | A1E1 | DA.GLU. | DA.GLU.PO4. | ✘ | 2 | 3 | 2 | ✔ |
| 5INL-MG-1 | MG | Mg²⁺ | A1E1 | DA.GLU. | DA.GLU.HOH. | ✘ | 2 | 6 | 2 | ✔ |
| 5INL-MG-2 | MG | Mg²⁺ | A1E1 | DA.GLU. | DA.GLU.HOH. | ✘ | 2 | 6 | 2 | ✘ |
| 5GKH-MG-2 | MG | Mg²⁺ | A1E1 | DA.GLU. | DA.GLU. | ✘ | 2 | 2 | 2 | ✔ |
| 6KVO-MG-1 | MG | Mg²⁺ | A1E1 | DA.GLU. | DA.GLU. | ✘ | 2 | 2 | 2 | ✔ |