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 - 1K17110
1K - 2K25277
2K - 3K26303
3K - 4K17661
4K - 5K11995
5K - 6K8407
6K - 7K7809
7K - 8K5018
8K - 9K3709
9K - 10K2799
10K - 11K2326
11K - 12K2179
12K - 13K1665
13K - 14K1371
14K - 15K976
15K - 16K961
16K - 17K788
17K - 18K598
18K - 19K454
> 19K5986