| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 4FTS-CA-90 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-91 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-92 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-93 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-94 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-95 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-96 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-97 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-98 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-99 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-100 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-101 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-102 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-103 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-104 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-105 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-106 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-107 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-108 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |
| 4FTS-CA-109 | CA | Ca²⁺ | D3 | ASP. | ASP. | ✔ | 3 | 3 | 3 | ✘ |