| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1BLL-ZN-7 | ZN | Zn²⁺ | K1X1 | L2O.LYS. | L2O.LYS. | ✘ | 2 | 2 | 2 | ✘ |
| 1BLL-ZN-9 | ZN | Zn²⁺ | K1X1 | L2O.LYS. | L2O.LYS. | ✘ | 2 | 2 | 2 | ✔ |
| 1BLL-ZN-10 | ZN | Zn²⁺ | K1X1 | L2O.LYS. | L2O.LYS. | ✘ | 2 | 2 | 2 | ✔ |
| 1BLL-ZN-11 | ZN | Zn²⁺ | K1X1 | L2O.LYS. | L2O.LYS. | ✘ | 2 | 2 | 2 | ✘ |
| 1BLL-ZN-12 | ZN | Zn²⁺ | K1X1 | L2O.LYS. | L2O.LYS. | ✘ | 2 | 2 | 2 | ✘ |
| 7QF7-NA-1 | NA | Na⁺ | K1X1 | GLC.LYS. | GLC.HOH.LYS. | ✘ | 2 | 6 | 2 | ✔ |