| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2Q68-CA-1 | CA | Ca²⁺ | T4V4 | THR.VAL. | THR.VAL. | ✔ | 8 | 8 | 4 | ✘ |
| 2Q67-CA-1 | CA | Ca²⁺ | T4V4 | THR.VAL. | THR.VAL. | ✔ | 8 | 8 | 4 | ✘ |
| 2Q6A-CA-1 | CA | Ca²⁺ | T4V4 | THR.VAL. | THR.VAL. | ✔ | 8 | 8 | 4 | ✘ |