PDB Statistics: PDB Data Distribution by Atom Count

Distribution of released structures by the number of observed atoms excluding atoms in water molecules.

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Atom Count RangeNumber of Entries
< 100016966
1000 - 200027345
2000 - 300031084
3000 - 400023301
4000 - 500015892
5000 - 600011176
6000 - 70009430
7000 - 80007436
8000 - 90005419
9000 - 100004049
10000 - 110003331
11000 - 120002978
12000 - 130002463
13000 - 140001996
14000 - 150001586
15000 - 160001328
16000 - 170001203
17000 - 18000932
18000 - 19000827
>= 1900010168