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
0 - 1K17998
1K - 2K27418
2K - 3K28528
3K - 4K19298
4K - 5K13186
5K - 6K9263
6K - 7K8580
7K - 8K5591
8K - 9K4192
9K - 10K3164
10K - 11K2668
11K - 12K2460
12K - 13K1875
13K - 14K1607
14K - 15K1109
15K - 16K1085
16K - 17K905
17K - 18K690
18K - 19K533
> 19K7380