PDB Data Distribution by Residue Count

Distribution of released structures by the number of residues in macromolecules. All residues specified in macromolecular chains (i.e. full sequence) are counted even if not all of them are observed in the structure.

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Residue Count RangeNumber of Entries
0 - 10011541
100 - 20019568
200 - 30019694
300 - 40019959
400 - 50012853
500 - 60010519
600 - 7007708
700 - 8006293
800 - 9005981
900 - 1K4410
1K - 1.1K3291
1.1K - 1.2K2703
1.2K - 1.3K2228
1.3K - 1.4K1930
1.4K - 1.5K1849
1.5K - 1.6K1645
1.6K - 1.7K1097
1.7K - 1.8K1010
1.8K - 1.9K876
> 1.9K10039