| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1T57-MG-1 | MG | Mg²⁺ | I1P2R1V1 | ARG.ILE.PRO.VAL. | ARG.ILE.PRO.VAL. | ✔ | 5 | 5 | 2 | ✔ |
| 1T57-MG-2 | MG | Mg²⁺ | I1P2R1V1 | ARG.ILE.PRO.VAL. | ARG.ILE.PRO.VAL. | ✔ | 5 | 5 | 2 | ✘ |
| 1T57-MG-3 | MG | Mg²⁺ | I1P2R1V1 | ARG.ILE.PRO.VAL. | ARG.HOH.ILE.PRO.VAL. | ✔ | 5 | 6 | 2 | ✘ |
| 1T57-MG-4 | MG | Mg²⁺ | I1P2R1V1 | ARG.ILE.PRO.VAL. | ARG.HOH.ILE.PRO.VAL. | ✔ | 5 | 6 | 2 | ✘ |