| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 7VQ6-NI-1 | NI | Ni²⁺ | E2Q1 | GLN.GLU. | GLN.GLU.HOH. | ✔ | 3 | 5 | 2 | ✔ |
| 7VQ6-NI-2 | NI | Ni²⁺ | E2Q1 | GLN.GLU. | GLN.GLU.HOH. | ✔ | 3 | 5 | 2 | ✘ |