| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 7TXP-NA-2 | NA | Na⁺ | N3 | ASN. | ASN.HOH. | ✔ | 3 | 6 | 3 | ✔ |
| 7TXQ-NA-1 | NA | Na⁺ | N3 | ASN. | ASN.HOH. | ✔ | 3 | 6 | 3 | ✘ |
| 7TXQ-NA-2 | NA | Na⁺ | N3 | ASN. | ASN.HOH. | ✔ | 3 | 6 | 3 | ✘ |
| 7TXS-NA-1 | NA | Na⁺ | N3 | ASN. | ASN.HOH. | ✔ | 3 | 6 | 3 | ✔ |
| 7TXS-NA-2 | NA | Na⁺ | N3 | ASN. | ASN.HOH. | ✔ | 3 | 6 | 3 | ✔ |