| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2NOI-CA-1 | CA | Ca²⁺ | C2L1V1 | CYS.DC.LEU.VAL. | CYS.DC.LEU.VAL. | ✘ | 4 | 4 | 2 | ✘ |
| 2NOH-CA-1 | CA | Ca²⁺ | C2L1V1 | CYS.DC.LEU.VAL. | CYS.DC.HOH.LEU.VAL. | ✘ | 4 | 5 | 2 | ✘ |
| 2NOF-CA-1 | CA | Ca²⁺ | C2L1V1 | CYS.DC.LEU.VAL. | CYS.DC.LEU.VAL. | ✘ | 4 | 4 | 2 | ✔ |
| 3KTU-CA-1 | CA | Ca²⁺ | C2L1V1 | CYS.DC.LEU.VAL. | CYS.DC.LEU.VAL. | ✘ | 4 | 4 | 2 | ✔ |
| 2XHI-CA-1 | CA | Ca²⁺ | C2L1V1 | CYS.DC.LEU.VAL. | CYS.DC.LEU.VAL. | ✘ | 4 | 4 | 2 | ✔ |
| 1YQM-CA-1 | CA | Ca²⁺ | C2L1V1 | CYS.DC.LEU.VAL. | CYS.DC.LEU.VAL. | ✘ | 4 | 4 | 2 | ✔ |
| 1YQL-CA-1 | CA | Ca²⁺ | C2L1V1 | CYS.DC.LEU.VAL. | CYS.DC.LEU.VAL. | ✘ | 4 | 4 | 2 | ✘ |
| 1YQK-CA-1 | CA | Ca²⁺ | C2L1V1 | CYS.DC.LEU.VAL. | CYS.DC.LEU.VAL. | ✘ | 4 | 4 | 2 | ✔ |