RCSB PDB Statistics

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With the exception of "Status of Unreleased Entries", all the following statistics are for the current holdings of experimentally-determined structures.

Content Distribution Summary Table of Released Entries Drill-down all Released Entries Status of Unreleased Entries Proteins Solved by Multiple Experimental Methods Redundancy Based on Sequence Similarity By Resolution By Software By R Free By Space Group By Source Organism (Natural Source) By Source Organism (Gene Source) By Expression Organism (Gene Source) By Journal By Structural Genomics Centers By Molecular Weight (Structure) By Molecular Weight (Entity) By Residue Count By Atom Count By Enzyme Classification Content Growth Growth of Released Structures Per Year Growth of Released Structures Per Year by Experimental Method X-ray NMR Electron Microscopy Growth of Released Structures Per Year By Molecular Type Protein Only DNA Only RNA Only Protein Nucleic Acid Complexes Growth Of Unique Protein Classifications Per Year As Folds Defined By SCOP As Folds (Topologies) Defined By CATH As Superfamilies Defined By SCOP As Superfamilies Defined By CATH