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PDB Statistics

These statistics are generated using Web Services and represent the current holdings of the archive.

wwPDB hosts statistics on PDB Data Deposited and Data Downloaded.

PDB Data Distribution

by Experimental Method and Molecular Typeby Natural Source Organismby Engineered Source Organismby Expression System Organismby Resolutionby Softwareby R-freeby Space Groupby Journalby Molecular Weight (Structure)by Molecular Weight (Entity)by Atom Countby Residue Countby Structural Genomics Centers

PDB Data Distribution Pie Charts

Scientific Name of Source Organism Taxonomy Polymer Entity Type Refinement Resolution (Å) Release Date Enzyme Classification Name Symmetry Type SCOP Classification

Growth of Released Structures Per Year

Overallby X-rayby NMRby Electron Microscopyby Multi-methodby Protein-onlyby Protein-Nucleic Acid Complexesby DNA-onlyby RNA-onlyby Assembly Symmetry

Non-redundant Protein Sequences Statistics

Number of Unique Protein Sequences within Released PDB Structures (Annual)Growth in Number of Unique Protein Sequences in Released PDB Structures (Cumulative)UniProtKB Entries with Known 3D Structure (Annual)Growth in Number of UniProtKB Entries with Known 3D Structure (Cumulative)

Domain Statistics

Number of Domains within Released PDB Structures (Annual)Growth in Number of Domains in Released PDB Structures (Cumulative)

Small Molecule Statistics

Molecular Weight DistributionGrowth of Released Small Molecules per Year

Released PDB Structures per Year

by Methods

Other

Data Storage GrowthCitation MeSH Network Explorer