| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1C8N-CA-294 | CA | Ca²⁺ | N1S2T1 | ASN.SER.THR. | ASN.SER.THR. | ✔ | 4 | 4 | 2 | ✘ |
| 1C8N-CA-295 | CA | Ca²⁺ | N1S2T1 | ASN.SER.THR. | ASN.SER.THR. | ✔ | 4 | 4 | 2 | ✘ |
| 1C8N-CA-296 | CA | Ca²⁺ | N1S2T1 | ASN.SER.THR. | ASN.SER.THR. | ✔ | 4 | 4 | 2 | ✘ |
| 1C8N-CA-297 | CA | Ca²⁺ | N1S2T1 | ASN.SER.THR. | ASN.SER.THR. | ✔ | 4 | 4 | 2 | ✘ |
| 1C8N-CA-298 | CA | Ca²⁺ | N1S2T1 | ASN.SER.THR. | ASN.SER.THR. | ✔ | 4 | 4 | 2 | ✘ |
| 1C8N-CA-299 | CA | Ca²⁺ | N1S2T1 | ASN.SER.THR. | ASN.SER.THR. | ✔ | 4 | 4 | 2 | ✘ |
| 1C8N-CA-300 | CA | Ca²⁺ | N1S2T1 | ASN.SER.THR. | ASN.SER.THR. | ✔ | 4 | 4 | 2 | ✘ |
| 2XWJ-NI-1 | NI | Ni²⁺ | N1S2T1 | ASN.SER.THR. | ASN.HOH.SER.THR. | ✘ | 4 | 6 | 2 | ✘ |
| 7NOZ-MG-1 | MG | Mg²⁺ | N1S2T1 | ASN.SER.THR. | ASN.HOH.SER.THR. | ✘ | 4 | 6 | 2 | ✔ |