PDB Statistics: 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
< 10012824
100 - 20022587
200 - 30023240
300 - 40024233
400 - 50015508
500 - 60012599
600 - 7009512
700 - 8007600
800 - 9007181
900 - 10005445
1000 - 11004146
1100 - 12003366
1200 - 13002994
1300 - 14002548
1400 - 15002421
1500 - 16002093
1600 - 17001426
1700 - 18001380
1800 - 19001202
>= 190015350