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
< 10015,114
100 - 20028,011
200 - 30029,191
300 - 40030,986
400 - 50019,887
500 - 60016,506
600 - 70013,175
700 - 8009,869
800 - 9009,685
900 - 10007,246
1000 - 11005,851
1100 - 12004,790
1200 - 13004,422
1300 - 14004,213
1400 - 15003,813
1500 - 16003,259
1600 - 17002,468
1700 - 18002,231
1800 - 19002,124
>= 190031,069