| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 4P7F-NA-1 | NA | Na⁺ | E1F1R1S1V1 | ARG.GLU.PHE.SER.VAL. | ARG.GLU.HOH.PHE.SER.VAL. | ✔ | 5 | 6 | 2 | ✔ |
| 4P7F-NA-2 | NA | Na⁺ | E1F1R1S1V1 | ARG.GLU.PHE.SER.VAL. | ARG.GLU.HOH.PHE.SER.VAL. | ✔ | 5 | 6 | 2 | ✘ |
| 4PYQ-NA-1 | NA | Na⁺ | E1F1R1S1V1 | ARG.GLU.PHE.SER.VAL. | ARG.GLU.HOH.PHE.SER.VAL. | ✔ | 5 | 6 | 2 | ✘ |
| 4PYQ-NA-2 | NA | Na⁺ | E1F1R1S1V1 | ARG.GLU.PHE.SER.VAL. | ARG.GLU.HOH.PHE.SER.VAL. | ✔ | 5 | 6 | 2 | ✘ |