| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 6ESB-CA-110 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-111 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-112 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-113 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-114 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-115 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-116 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-117 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-118 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-119 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-120 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-241 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-242 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-243 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-244 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-245 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-246 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-247 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-248 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |
| 6ESB-CA-249 | CA | Ca²⁺ | E2S1 | GLU.SER. | GLU.SER. | ✔ | 3 | 3 | 2 | ✘ |