| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 4FUP-ZN-2 | ZN | Zn²⁺ | D1E1 | ASP.GLU. | ASP.GLU.HOH. | ✔ | 2 | 3 | 2 | ✘ |
| 4FVX-ZN-1 | ZN | Zn²⁺ | C4 | CYS. | CYS. | ✔ | 4 | 4 | 2 | ✘ |
| 4FVY-ZN-1 | ZN | Zn²⁺ | C4 | CYS. | CYS. | ✔ | 4 | 4 | 2 | ✘ |
| 4FVZ-ZN-1 | ZN | Zn²⁺ | C4 | CYS. | CYS. | ✔ | 4 | 4 | 2 | ✘ |
| 4FW0-ZN-1 | ZN | Zn²⁺ | C4 | CYS. | CYS. | ✔ | 4 | 4 | 2 | ✘ |
| 4FZ8-ZN-1 | ZN | Zn²⁺ | H1N1 | ASN.HIS. | ASN.HIS. | ✘ | 2 | 2 | 2 | ✘ |
| 4FYT-ZN-1 | ZN | Zn²⁺ | E1X1 | GLU.L2O. | GLU.L2O. | ✘ | 2 | 2 | 2 | ✔ |
| 4GGG-ZN-1 | ZN | Zn²⁺ | H2 | HIS. | HIS. | ✔ | 2 | 2 | 2 | ✔ |
| 4H4L-ZN-1 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 4 | 2 | ✔ |
| 4H4L-ZN-2 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 4 | 2 | ✘ |
| 4H4L-ZN-3 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 4 | 2 | ✘ |
| 4H4L-ZN-4 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 4 | 2 | ✘ |
| 4H4L-ZN-5 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 4 | 2 | ✔ |
| 4H4L-ZN-6 | ZN | Zn²⁺ | H3 | HIS. | HIS. | ✔ | 3 | 4 | 2 | ✔ |
| 4GVL-CA-1 | CA | Ca²⁺ | E1N2Q1T2 | ASN.GLN.GLU.THR. | ASN.GLN.GLU.THR. | ✔ | 6 | 6 | 2 | ✔ |
| 4GVL-CA-2 | CA | Ca²⁺ | E1N2Q1T2 | ASN.GLN.GLU.THR. | ASN.GLN.GLU.THR. | ✔ | 6 | 6 | 2 | ✘ |
| 4GVL-CA-3 | CA | Ca²⁺ | E1N1T2 | ASN.GLU.THR. | ASN.GLU.THR. | ✔ | 4 | 4 | 2 | ✘ |
| 4GVL-CA-4 | CA | Ca²⁺ | E1N1T2 | ASN.GLU.THR. | ASN.GLU.THR. | ✔ | 4 | 4 | 2 | ✘ |
| 4GVL-CA-5 | CA | Ca²⁺ | E1N2T2 | ASN.GLU.THR. | ASN.GLU.THR. | ✔ | 5 | 5 | 2 | ✘ |
| 4GVL-CA-6 | CA | Ca²⁺ | E1N2T2 | ASN.GLU.THR. | ASN.GLU.THR. | ✔ | 5 | 5 | 2 | ✘ |