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.

Chart is currently loading
Residue Count RangeNumber of Entries
< 10014,878
100 - 20027,406
200 - 30028,624
300 - 40030,110
400 - 50019,442
500 - 60015,852
600 - 70012,723
700 - 8009,573
800 - 9009,413
900 - 10006,998
1000 - 11005,603
1100 - 12004,629
1200 - 13004,215
1300 - 14004,017
1400 - 15003,665
1500 - 16003,102
1600 - 17002,322
1700 - 18002,089
1800 - 19001,997
>= 190029,008