| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 5NB4-NA-1 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 6 | 2 | ✔ |
| 5NB4-NA-2 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 5 | 2 | ✘ |
| 5NB4-NA-3 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 6 | 2 | ✘ |
| 5NB4-NA-4 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 6 | 2 | ✔ |
| 5NB4-NA-5 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 6 | 2 | ✔ |
| 5NB4-NA-6 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 6 | 2 | ✘ |
| 5NB3-NA-1 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 6 | 2 | ✘ |
| 5NB3-NA-2 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 5 | 2 | ✘ |
| 5NB3-NA-3 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 6 | 2 | ✘ |
| 5NB3-NA-4 | NA | Na⁺ | N1S2 | ASN.SER. | HOH.SER. | ✘ | 3 | 4 | 2 | ✘ |
| 5NB3-NA-5 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 6 | 2 | ✘ |
| 5NB3-NA-6 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 5 | 2 | ✘ |
| 6JPR-NA-1 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 5 | 2 | ✔ |
| 6JPR-NA-3 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.SER. | ✘ | 3 | 3 | 2 | ✔ |
| 6JPR-NA-4 | NA | Na⁺ | N1S2 | ASN.SER. | ASN.HOH.SER. | ✘ | 3 | 5 | 2 | ✘ |