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 - 10011829
100 - 20020317
200 - 30020451
300 - 40020723
400 - 50013448
500 - 60010944
600 - 7008099
700 - 8006626
800 - 9006325
900 - 1K4576
1K - 1.1K3478
1.1K - 1.2K2841
1.2K - 1.3K2360
1.3K - 1.4K2046
1.4K - 1.5K1980
1.5K - 1.6K1754
1.6K - 1.7K1170
1.7K - 1.8K1104
1.8K - 1.9K938
> 1.9K10921