| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1TG7-NA-1 | NA | Na⁺ | N1T1X1 | ASN.NAG.THR. | ASN.HOH.NAG.THR. | ✘ | 3 | 4 | 2 | ✔ |