| PDB release date | 2017-08-16 |
| Number of PDB entries | 116453 |
| Number of biological assemblies | 181261 |
| Number of proteins | 404198 |
| Number of peptides | 12264 |
| Number of SCOPe domains | 188714 |
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| Number of protein-protein interaction interfaces | 399017 |
| Clusters at sequence similarity > 95% and interface residue contacts similarity > 50% | 74535 |
| Clusters at sequence similarity > 40% and interface residue contacts similarity > 50% | 58606 |
| Clusters at sequence similarity > 40% and interface area similarity > 50% | 48836 |
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| Number of domain-domain interaction interfaces | 198593 |
| Clusters at sequence similarity > 95% and interface residue contacts similarity > 50% | 36425 |
| Clusters at sequence similarity > 40% and interface residue contacts similarity > 50% | 27404 |
| Clusters at sequence similarity > 40% and interface area similarity > 50% | 23071 |
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| Number of all binding sites | 813434 |
| Clusters at sequence similarity > 95% and residue interface areas similarity > 50% | 105667 |
| Clusters at sequence similarity > 40% and residue interface areas similarity > 50% | 77535 |
| Clusters at sequence similarity > 40% and binding site area similarity > 50% | 66304 |
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| Number of protein-protein binding sites | 798034 |
| Clusters at sequence similarity > 95% and residue interface areas similarity > 50% | 102833 |
| Clusters at sequence similarity > 40% and residue interface areas similarity > 50% | 75372 |
| Clusters at sequence similarity > 40% and binding site area similarity > 50% | 64665 |
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| Number of protein-peptide binding sites | 15400 |
| Clusters at sequence similarity > 95% and residue interface areas similarity > 50% | 3106 |
| Clusters at sequence similarity > 40% and residue interface areas similarity > 50% | 2496 |
| Clusters at sequence similarity > 40% and binding site area similarity > 50% | 2109 |
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| Number of domain-domain binding sites | 397115 |
| Clusters at sequence similarity > 95% and residue interface areas similarity > 50% | 51844 |
| Clusters at sequence similarity > 40% and residue interface areas similarity > 50% | 36290 |
| Clusters at sequence similarity > 40% and binding site area similarity > 50% | 31469 |
