| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1NN7-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✔ |
| 3KVT-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✔ |
| 4R2Y-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✔ |
| 6JNI-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✔ |
| 6JNI-ZN-2 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✔ |
| 4XQB-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 3 | ✔ |
| 5BWK-ZN-3 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✔ |
| 5VMD-ZN-2 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✔ |
| 5VMD-ZN-5 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✔ |
| 1DU3-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 3 | ✔ |
| 6W9C-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 3 | ✔ |
| 1QW5-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✘ |
| 7BGM-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✔ | 3 | 3 | 2 | ✔ |
| 7BGM-ZN-2 | ZN | Zn²⁺ | C3 | CYS. | ASP.HOH. | ✔ | 3 | 5 | 2 | ✘ |
| 7A5H-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✘ | 3 | 3 | 2 | ✔ |
| 7A5G-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✘ | 3 | 3 | 2 | ✔ |
| 7A5G-ZN-2 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✘ | 3 | 3 | 2 | ✘ |
| 7A5J-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✘ | 3 | 3 | 2 | ✔ |
| 7A5I-ZN-2 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✘ | 3 | 3 | 2 | ✔ |
| 7A5K-ZN-1 | ZN | Zn²⁺ | C3 | CYS. | CYS. | ✘ | 3 | 3 | 2 | ✔ |