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Figure 3
Cumulative holdings of the PDB at the end of each decade for each of the three major structure determination methods, X-ray crystallography, NMR and 3DEM, respectively. 3DEM methods include structures determined by electron microscopy (single-particle, helical, subtomogram averaging and tomography) and electron crystallography.

Volume 7| Part 4| July 2020| Pages 630-638
ISSN: 2052-2525