| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2Q01-K-1 | K | K⁺ | A1L1N1S1Y1 | ALA.ASN.LEU.SER.TYR. | ALA.ASN.HOH.LEU.SER.TYR. | ✔ | 5 | 6 | 2 | ✔ |