| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1FXV-CA-1 | CA | Ca²⁺ | D3E1P1V1 | ASP.GLU.PRO.VAL. | ASP.GLU.PRO.VAL. | ✘ | 6 | 6 | 2 | ✘ |
| 1FXH-CA-1 | CA | Ca²⁺ | D3E1P1V1 | ASP.GLU.PRO.VAL. | ASP.GLU.PRO.VAL. | ✘ | 6 | 6 | 2 | ✘ |
| 1H2G-CA-1 | CA | Ca²⁺ | D3E1P1V1 | ASP.GLU.PRO.VAL. | ASP.GLU.PRO.VAL. | ✘ | 6 | 6 | 2 | ✘ |
| 1K5Q-CA-1 | CA | Ca²⁺ | D3E1P1V1 | ASP.GLU.PRO.VAL. | ASP.GLU.PRO.VAL. | ✘ | 6 | 6 | 2 | ✘ |
| 1K5S-CA-1 | CA | Ca²⁺ | D3E1P1V1 | ASP.GLU.PRO.VAL. | ASP.GLU.PRO.VAL. | ✘ | 6 | 6 | 2 | ✘ |
| 1K7D-CA-1 | CA | Ca²⁺ | D3E1P1V1 | ASP.GLU.PRO.VAL. | ASP.GLU.PRO.VAL. | ✘ | 6 | 6 | 2 | ✘ |
| 1JX9-CA-1 | CA | Ca²⁺ | D3E1P1V1 | ASP.GLU.PRO.VAL. | ASP.GLU.PRO.VAL. | ✘ | 6 | 6 | 2 | ✘ |
| 1E3A-CA-1 | CA | Ca²⁺ | D3E1P1V1 | ASP.GLU.PRO.VAL. | ASP.GLU.PRO.VAL. | ✘ | 6 | 6 | 2 | ✘ |