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 - 10011623
100 - 20019742
200 - 30019848
300 - 40020166
400 - 50012958
500 - 60010649
600 - 7007803
700 - 8006387
800 - 9006041
900 - 1K4449
1K - 1.1K3355
1.1K - 1.2K2749
1.2K - 1.3K2247
1.3K - 1.4K1959
1.4K - 1.5K1883
1.5K - 1.6K1668
1.6K - 1.7K1113
1.7K - 1.8K1039
1.8K - 1.9K886
> 1.9K10271