| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 7FHK-CA-1 | CA | Ca²⁺ | D2E1 | ASP.GLU. | ASP.GLU. | ✔ | 3 | 3 | 2 | ✔ |
| 7FC8-CA-1 | CA | Ca²⁺ | E2I1 | GLU.ILE. | GLU.HOH.ILE. | ✔ | 3 | 5 | 2 | ✘ |
| 7FC8-CA-2 | CA | Ca²⁺ | E2I1 | GLU.ILE. | GLU.HOH.ILE. | ✔ | 3 | 5 | 2 | ✘ |
| 7FCM-CA-1 | CA | Ca²⁺ | E2I2 | GLU.ILE. | GLU.HOH.ILE. | ✔ | 4 | 6 | 2 | ✘ |
| 7FCM-CA-2 | CA | Ca²⁺ | E2I2 | GLU.ILE. | GLU.HOH.ILE. | ✔ | 4 | 6 | 2 | ✔ |
| 7FBL-CA-1 | CA | Ca²⁺ | D2G1N1Q1 | ASN.ASP.GLN.GLY. | ASN.ASP.GLN.GLY.MAN. | ✔ | 5 | 6 | 2 | ✘ |
| 7FBL-CA-2 | CA | Ca²⁺ | D1G1N1Q1 | ASN.ASP.GLN.GLY. | ASN.ASP.GLN.GLY.HOH. | ✔ | 4 | 6 | 2 | ✘ |
| 7F9G-CA-1 | CA | Ca²⁺ | D2G1N1Q1 | ASN.ASP.GLN.GLY. | ASN.ASP.FUC.GLN.GLY. | ✔ | 5 | 6 | 2 | ✔ |
| 7F9G-CA-2 | CA | Ca²⁺ | D1G1N1Q1 | ASN.ASP.GLN.GLY. | ASN.ASP.FUC.GLN.GLY. | ✔ | 4 | 5 | 2 | ✘ |
| 7F4I-CA-1 | CA | Ca²⁺ | D3E1 | ASP.GLU. | ASP.GLU. | ✘ | 4 | 4 | 2 | ✔ |
| 7F4F-CA-1 | CA | Ca²⁺ | D2E2X1 | ASP.DPN.GLU. | ASP.DPN.GLU. | ✘ | 5 | 5 | 2 | ✔ |
| 7F4H-CA-1 | CA | Ca²⁺ | D2E2X1 | ASP.DPN.GLU. | ASP.DPN.GLU. | ✘ | 5 | 5 | 2 | ✘ |
| 7F53-CA-1 | CA | Ca²⁺ | D2E2F1 | ASP.GLU.PHE. | ASP.GLU.PHE. | ✘ | 5 | 5 | 2 | ✔ |
| 7F55-CA-1 | CA | Ca²⁺ | D2E1X2 | ASP.DPN.GLU.NLE. | ASP.DPN.GLU.NLE. | ✘ | 5 | 5 | 2 | ✔ |
| 7F54-CA-1 | CA | Ca²⁺ | D2E2X1 | ASP.DPN.GLU. | ASP.DPN.GLU. | ✘ | 5 | 5 | 2 | ✔ |
| 7ESY-CA-1 | CA | Ca²⁺ | D1E1G1 | ASP.GLU.GLY. | ASP.GLU.GLY.HOH. | ✘ | 3 | 6 | 2 | ✔ |
| 7ET8-CA-1 | CA | Ca²⁺ | D3 | ASP. | ASP.HOH. | ✔ | 3 | 6 | 3 | ✔ |
| 7ET8-CA-2 | CA | Ca²⁺ | D3 | ASP. | ASP.HOH. | ✔ | 3 | 6 | 3 | ✘ |
| 7F44-CA-1 | CA | Ca²⁺ | E2I1 | GLU.ILE. | GLU.HOH.ILE. | ✔ | 3 | 5 | 2 | ✔ |
| 7F44-CA-2 | CA | Ca²⁺ | E2I1 | GLU.ILE. | GLU.HOH.ILE. | ✔ | 3 | 5 | 2 | ✘ |