| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 5OU5-NA-1 | NA | Na⁺ | G1L1Y1 | GLY.LEU.TYR. | GLY.LEU.TYR. | ✔ | 3 | 3 | 2 | ✔ |
| 5OU5-NA-2 | NA | Na⁺ | G1L1Y1 | GLY.LEU.TYR. | GLY.LEU.TYR. | ✔ | 3 | 3 | 2 | ✔ |