| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 5MAY-CA-3 | CA | Ca²⁺ | D2G1N2 | ASN.ASP.GLY. | ASN.ASP.FUL.GLY. | ✔ | 5 | 6 | 2 | ✘ |
| 5MAY-CA-4 | CA | Ca²⁺ | D2G1N2 | ASN.ASP.GLY. | ASN.ASP.FUL.GLY. | ✔ | 5 | 6 | 2 | ✘ |
| 5MB1-CA-1 | CA | Ca²⁺ | D2G1N2 | ASN.ASP.GLY. | ASN.ASP.FUL.GLY. | ✔ | 5 | 6 | 2 | ✘ |
| 5MB1-CA-2 | CA | Ca²⁺ | D2G1N2 | ASN.ASP.GLY. | ASN.ASP.FUL.GLY. | ✔ | 5 | 6 | 2 | ✘ |
| 5MB1-CA-3 | CA | Ca²⁺ | D2G1N2 | ASN.ASP.GLY. | ASN.ASP.GLY.HOH. | ✔ | 5 | 6 | 2 | ✘ |
| 5MB1-CA-4 | CA | Ca²⁺ | D2G1N2 | ASN.ASP.GLY. | ASN.ASP.FUL.GLY.HOH. | ✔ | 5 | 7 | 2 | ✘ |
| 5MFG-CA-1 | CA | Ca²⁺ | E2P2 | GLU.PRO. | GLU.HOH.PRO. | ✔ | 4 | 6 | 2 | ✔ |
| 5MFG-CA-2 | CA | Ca²⁺ | E2P2 | GLU.PRO. | GLU.HOH.PRO. | ✔ | 4 | 6 | 2 | ✘ |
| 5MFG-CA-3 | CA | Ca²⁺ | E2P2 | GLU.PRO. | GLU.HOH.PRO. | ✔ | 4 | 6 | 2 | ✘ |
| 5MFG-CA-4 | CA | Ca²⁺ | E2P2 | GLU.PRO. | GLU.HOH.PRO. | ✔ | 4 | 6 | 2 | ✘ |
| 5MFG-CA-5 | CA | Ca²⁺ | E1P2Q1 | GLN.GLU.PRO. | GLN.GLU.PRO. | ✔ | 4 | 4 | 2 | ✘ |
| 5MFG-CA-6 | CA | Ca²⁺ | E2P2 | GLU.PRO. | GLU.PRO. | ✔ | 4 | 4 | 2 | ✘ |
| 5MFG-CA-7 | CA | Ca²⁺ | E2P2 | GLU.PRO. | GLU.HOH.PRO. | ✔ | 4 | 5 | 2 | ✘ |
| 5MFG-CA-8 | CA | Ca²⁺ | E2P2 | GLU.PRO. | GLU.HOH.PRO. | ✔ | 4 | 7 | 2 | ✘ |
| 5MFG-CA-9 | CA | Ca²⁺ | E2P2 | GLU.PRO. | GLU.HOH.PRO. | ✔ | 4 | 6 | 2 | ✘ |
| 5MFG-CA-10 | CA | Ca²⁺ | E1P2Q1 | GLN.GLU.PRO. | GLN.GLU.PRO. | ✔ | 4 | 4 | 2 | ✔ |
| 5MFG-CA-11 | CA | Ca²⁺ | E2P2 | GLU.PRO. | GLU.HOH.PRO. | ✔ | 4 | 7 | 2 | ✘ |
| 5Y7G-CA-1 | CA | Ca²⁺ | C1D1E2V1 | ASP.DC.GLU.VAL. | ASP.DC.GLU.VAL. | ✘ | 5 | 5 | 2 | ✔ |
| 5Y7G-CA-2 | CA | Ca²⁺ | A1C1D1E1 | ASP.DA.DC.GLU. | ASP.DA.DC.GLU. | ✘ | 4 | 4 | 2 | ✔ |
| 5YHR-CA-1 | CA | Ca²⁺ | E2 | GLU. | GLU.HOH. | ✔ | 2 | 6 | 2 | ✔ |