| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 6H6M-NA-1 | NA | Na⁺ | D1G1K1N1 | ASN.ASP.GLY.LYS. | ASN.ASP.GLY.HOH.LYS. | ✘ | 4 | 5 | 2 | ✔ |
| 6H6M-NA-2 | NA | Na⁺ | D1G1K1N1 | ASN.ASP.GLY.LYS. | ASN.ASP.GLY.HOH.LYS. | ✘ | 4 | 5 | 2 | ✘ |