PPI3D database information

PDB release date2017-12-06
Number of PDB entries119042
Number of biological assemblies185351
Number of proteins413265
Number of peptides12681
Number of SCOPe domains188714


Number of protein-protein interaction interfaces409075
Clusters at sequence similarity > 95% and interface residue contacts similarity > 50%76629
Clusters at sequence similarity > 40% and interface residue contacts similarity > 50%60348
Clusters at sequence similarity > 40% and interface area similarity > 50%50301


Number of domain-domain interaction interfaces198550
Clusters at sequence similarity > 95% and interface residue contacts similarity > 50%36419
Clusters at sequence similarity > 40% and interface residue contacts similarity > 50%27398
Clusters at sequence similarity > 40% and interface area similarity > 50%23066


Number of all binding sites834109
Clusters at sequence similarity > 95% and residue interface areas similarity > 50%109163
Clusters at sequence similarity > 40% and residue interface areas similarity > 50%80290
Clusters at sequence similarity > 40% and binding site area similarity > 50%68621


Number of protein-protein binding sites818150
Clusters at sequence similarity > 95% and residue interface areas similarity > 50%106215
Clusters at sequence similarity > 40% and residue interface areas similarity > 50%78034
Clusters at sequence similarity > 40% and binding site area similarity > 50%66919


Number of protein-peptide binding sites15959
Clusters at sequence similarity > 95% and residue interface areas similarity > 50%3227
Clusters at sequence similarity > 40% and residue interface areas similarity > 50%2597
Clusters at sequence similarity > 40% and binding site area similarity > 50%2188


Number of domain-domain binding sites397029
Clusters at sequence similarity > 95% and residue interface areas similarity > 50%51835
Clusters at sequence similarity > 40% and residue interface areas similarity > 50%36282
Clusters at sequence similarity > 40% and binding site area similarity > 50%31461