| PDB release date | 2026-10-14 |
| Number of PDB entries | 225545 |
| Number of biological assemblies | 330363 |
| Number of proteins | 951462 |
| Number of peptides | 26005 |
| Number of nucleic acids | 24946 |
| Number of SCOPe domains | 188370 |
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| Number of protein-protein interaction interfaces | 1056087 |
| Clusters at sequence similarity > 95% | 103466 |
| Clusters at sequence similarity > 95% and interface residue contacts similarity > 50% | 173912 |
| Clusters at sequence similarity > 40% | 62597 |
| Clusters at sequence similarity > 40% and interface residue contacts similarity > 50% | 139252 |
| Clusters at sequence similarity > 40% and interface area similarity > 50% | 101666 |
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| Number of domain-domain interaction interfaces | 198314 |
| Clusters at sequence similarity > 95% | 22464 |
| Clusters at sequence similarity > 95% and interface residue contacts similarity > 50% | 36454 |
| Clusters at sequence similarity > 40% | 13622 |
| Clusters at sequence similarity > 40% and interface residue contacts similarity > 50% | 27355 |
| Clusters at sequence similarity > 40% and interface area similarity > 50% | 23023 |
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| Number of all binding sites | 2554982 |
| Clusters at sequence similarity > 95% | 79422 |
| Clusters at sequence similarity > 95% and residue interface areas similarity > 50% | 301151 |
| Clusters at sequence similarity > 40% | 42288 |
| Clusters at sequence similarity > 40% and residue interface areas similarity > 50% | 217986 |
| Clusters at sequence similarity > 40% and binding site area similarity > 50% | 172583 |
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| Number of protein-protein binding sites | 2112174 |
| Clusters at sequence similarity > 95% | 68470 |
| Clusters at sequence similarity > 95% and residue interface areas similarity > 50% | 251232 |
| Clusters at sequence similarity > 40% | 36676 |
| Clusters at sequence similarity > 40% and residue interface areas similarity > 50% | 184372 |
| Clusters at sequence similarity > 40% and binding site area similarity > 50% | 145772 |
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| Number of protein-peptide binding sites | 33781 |
| Clusters at sequence similarity > 95% | 4911 |
| Clusters at sequence similarity > 95% and residue interface areas similarity > 50% | 6956 |
| Clusters at sequence similarity > 40% | 2878 |
| Clusters at sequence similarity > 40% and residue interface areas similarity > 50% | 5438 |
| Clusters at sequence similarity > 40% and binding site area similarity > 50% | 4429 |
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| Number of protein-nucleic acid binding sites | 194571 |
| Clusters at sequence similarity > 95% | 10681 |
| Clusters at sequence similarity > 95% and residue interface areas similarity > 50% | 17578 |
| Clusters at sequence similarity > 40% | 5780 |
| Clusters at sequence similarity > 40% and residue interface areas similarity > 50% | 12175 |
| Clusters at sequence similarity > 40% and binding site area similarity > 50% | 9339 |
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| Number of domain-domain binding sites | 396506 |
| Clusters at sequence similarity > 95% | 18898 |
| Clusters at sequence similarity > 95% and residue interface areas similarity > 50% | 51826 |
| Clusters at sequence similarity > 40% | 10726 |
| Clusters at sequence similarity > 40% and residue interface areas similarity > 50% | 36233 |
| Clusters at sequence similarity > 40% and binding site area similarity > 50% | 31432 |
