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
< 10013,935
100 - 20024,702
200 - 30025,684
300 - 40026,883
400 - 50017,295
500 - 60014,181
600 - 70010,706
700 - 8008,533
800 - 9008,133
900 - 10006,100
1000 - 11004,771
1100 - 12003,845
1200 - 13003,430
1300 - 14003,325
1400 - 15002,971
1500 - 16002,494
1600 - 17001,810
1700 - 18001,661
1800 - 19001,545
>= 190021,080