| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 6ZHB-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✘ |
| 4OJL-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✔ |
| 4OJ5-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✔ |
| 4OJO-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✘ |
| 4OJP-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✔ |
| 2XX0-CU-1 | CU | Cu²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 7INS-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✔ |
| 1QRM-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 1QRM-ZN-2 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 6LDF-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 1OS3-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✘ |
| 1OS3-ZN-2 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✘ |
| 2BO0-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 2BO0-ZN-2 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 3H5I-NA-1 | NA | Na⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✔ |
| 4M99-NA-1 | NA | Na⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 3 | ✔ |
| 4QNK-MN-1 | MN | Mn²⁺ | H3 | HIS. | GLU.HOH. | ✔ | 3 | 3 | 2 | ✔ |
| 4QNK-MN-2 | MN | Mn²⁺ | H3 | HIS. | GLU.HOH. | ✔ | 3 | 3 | 2 | ✘ |
| 4QNK-MN-3 | MN | Mn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 3 | 2 | ✘ |
| 4QNK-MN-4 | MN | Mn²⁺ | H3 | HIS. | GLU.HOH. | ✔ | 3 | 3 | 2 | ✔ |