| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2CEI-ZN-25 | ZN | Zn²⁺ | H4 | HIS. | HOH. | ✔ | 4 | 3 | 4 | ✘ |
| 2CEI-ZN-26 | ZN | Zn²⁺ | H4 | HIS. | HOH. | ✔ | 4 | 3 | 4 | ✘ |
| 2CEI-ZN-27 | ZN | Zn²⁺ | H4 | HIS. | HOH. | ✔ | 4 | 3 | 4 | ✘ |
| 2CEI-ZN-28 | ZN | Zn²⁺ | H4 | HIS. | HOH. | ✔ | 4 | 3 | 4 | ✘ |
| 2CEI-ZN-29 | ZN | Zn²⁺ | H4 | HIS. | HOH. | ✔ | 4 | 3 | 4 | ✘ |
| 2CIH-ZN-25 | ZN | Zn²⁺ | H4 | HIS. | HOH. | ✔ | 4 | 7 | 4 | ✔ |
| 2CIH-ZN-26 | ZN | Zn²⁺ | H4 | HIS. | HOH. | ✔ | 4 | 7 | 4 | ✔ |
| 3TIS-ZN-1 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✔ |
| 3TIS-ZN-2 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✘ |
| 3TIO-ZN-1 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✔ |
| 3TIO-ZN-2 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✔ |
| 3TIO-ZN-3 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✘ |
| 3M15-ZN-1 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 3 | ✘ |
| 3M15-ZN-2 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 3 | ✘ |
| 4CKV-ZN-1 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✔ |
| 4LJQ-ZN-1 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✔ |
| 5VMD-ZN-1 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✔ |
| 6CMK-ZN-1 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✔ |
| 5HEZ-ZN-1 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✔ |
| 5HEZ-ZN-2 | ZN | Zn²⁺ | H4 | HIS. | HIS. | ✔ | 4 | 4 | 2 | ✘ |