| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 4MOW-NA-1 | NA | Na⁺ | N1S1 | ASN.SER. | ASN.HOH. | ✔ | 2 | 5 | 2 | ✔ |
| 4MOW-NA-2 | NA | Na⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 6 | 2 | ✔ |
| 4MOW-NA-3 | NA | Na⁺ | N1S1 | ASN.SER. | ASN.HOH. | ✔ | 2 | 5 | 2 | ✘ |
| 4MOW-NA-4 | NA | Na⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 6 | 2 | ✘ |
| 6SL8-NA-1 | NA | Na⁺ | N1S1 | ASN.SER. | ASN.DAB.SER. | ✔ | 2 | 3 | 2 | ✔ |
| 6SL8-NA-2 | NA | Na⁺ | N1S1 | ASN.SER. | ASN.DAB.SER. | ✔ | 2 | 3 | 2 | ✔ |
| 6GL4-NA-1 | NA | Na⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 4 | 2 | ✘ |
| 6GL4-NA-2 | NA | Na⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 4 | 2 | ✔ |
| 4O3C-LI-1 | LI | Li⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 4 | 2 | ✔ |
| 4O3C-LI-2 | LI | Li⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 4 | 2 | ✘ |
| 5FHM-LI-1 | LI | Li⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 4 | 2 | ✔ |
| 7V0H-CA-1 | CA | Ca²⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 7 | 2 | ✔ |
| 7V0H-CA-2 | CA | Ca²⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 7 | 2 | ✘ |
| 7V0H-CA-3 | CA | Ca²⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 7 | 2 | ✘ |
| 7V0H-CA-4 | CA | Ca²⁺ | N1S1 | ASN.SER. | ASN.HOH.SER. | ✔ | 2 | 7 | 2 | ✘ |