| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 5L8G-CA-6 | CA | Ca²⁺ | E2Y1 | GLU.TYR. | GLU.TYR. | ✔ | 3 | 3 | 2 | ✘ |
| 5L8G-CA-7 | CA | Ca²⁺ | E2Y1 | GLU.TYR. | GLU.TYR. | ✔ | 3 | 3 | 2 | ✘ |
| 5L8G-CA-15 | CA | Ca²⁺ | E2Y1 | GLU.TYR. | GLU.TYR. | ✔ | 3 | 3 | 2 | ✘ |
| 5L8G-CA-19 | CA | Ca²⁺ | E2Y1 | GLU.TYR. | GLU.TYR. | ✔ | 3 | 3 | 2 | ✘ |