| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2O3Z-ZN-1 | ZN | Zn²⁺ | G1H1 | GLY.HIS. | GLY.HIS. | ✔ | 2 | 2 | 2 | ✘ |
| 4K1T-ZN-2 | ZN | Zn²⁺ | G1H1 | GLY.HIS. | GLY.HIS. | ✔ | 2 | 2 | 2 | ✘ |
| 4K1T-ZN-9 | ZN | Zn²⁺ | G1H1 | GLY.HIS. | ASP.GLU.GLY. | ✔ | 2 | 3 | 2 | ✘ |
| 4K1T-ZN-12 | ZN | Zn²⁺ | G1H1 | GLY.HIS. | ASP.HIS. | ✔ | 2 | 2 | 2 | ✔ |
| 2GO4-ZN-1 | ZN | Zn²⁺ | G1H1 | GLY.HIS. | GLY.HIS. | ✔ | 2 | 2 | 2 | ✘ |
| 2GO3-ZN-1 | ZN | Zn²⁺ | G1H1 | GLY.HIS. | GLY.HIS. | ✔ | 2 | 2 | 2 | ✘ |
| 1YHC-ZN-1 | ZN | Zn²⁺ | G1H1 | GLY.HIS. | GLY.HIS. | ✔ | 2 | 2 | 2 | ✔ |
| 1P42-ZN-1 | ZN | Zn²⁺ | G1H1 | GLY.HIS. | GLY.HIS. | ✔ | 2 | 2 | 2 | ✔ |