| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 3KFN-K-1 | K | K⁺ | G1N1T1 | ASN.GLY.THR. | ASN.GLY.HOH.THR. | ✔ | 3 | 4 | 2 | ✔ |
| 5T4I-MN-1 | MN | Mn²⁺ | G1N1T1 | ASN.DG.DT. | ASN.DG.DT.HOH. | ✘ | 3 | 4 | 2 | ✔ |
| 5T4I-MN-2 | MN | Mn²⁺ | G1N1T1 | ASN.DG.DT. | ASN.DG.DT.HOH. | ✘ | 3 | 6 | 2 | ✘ |