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
< 100016626
1000 - 200026560
2000 - 300029960
3000 - 400022419
4000 - 500015276
5000 - 600010714
6000 - 70009072
7000 - 80007152
8000 - 90005184
9000 - 100003836
10000 - 110003142
11000 - 120002801
12000 - 130002375
13000 - 140001901
14000 - 150001479
15000 - 160001249
16000 - 170001136
17000 - 18000874
18000 - 19000778
>= 190009355