| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 6GT2-CU-1 | CU | Cu²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 6GT2-CU-2 | CU | Cu²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 6GT2-CU-3 | CU | Cu²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 6GCG-CU-1 | CU | Cu²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 6GCG-CU-2 | CU | Cu²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 6GCG-CU-3 | CU | Cu²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 6YZF-CU-1 | CU | Cu²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✔ |
| 6YZF-CU-2 | CU | Cu²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 7CZL-FE-1 | FE | Fe²⁺ | H3 | HIS. | HIS. | ✘ | 3 | 3 | 2 | ✔ |
| 1V3W-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✔ |
| 2GK2-NI-1 | NI | Ni²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✔ |
| 7R4Z-CU-1 | CU | Cu⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 7R4Z-CU-2 | CU | Cu⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 7R4V-CU-1 | CU | Cu⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✔ |
| 7R4V-CU-2 | CU | Cu⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 7ATP-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✔ |
| 7AQQ-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✘ | 3 | 3 | 2 | ✔ |
| 7AR8-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✘ | 3 | 3 | 2 | ✘ |
| 7ARB-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✘ | 3 | 3 | 2 | ✘ |
| 8DRM-ZN-2 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✔ |