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 - 10011912
100 - 20020555
200 - 30020628
300 - 40020991
400 - 50013632
500 - 60011091
600 - 7008188
700 - 8006708
800 - 9006391
900 - 1K4637
1K - 1.1K3530
1.1K - 1.2K2886
1.2K - 1.3K2402
1.3K - 1.4K2067
1.4K - 1.5K2029
1.5K - 1.6K1789
1.6K - 1.7K1182
1.7K - 1.8K1122
1.8K - 1.9K960
> 1.9K11290