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 - 1K18048
1K - 2K27555
2K - 3K28679
3K - 4K19424
4K - 5K13291
5K - 6K9328
6K - 7K8628
7K - 8K5631
8K - 9K4238
9K - 10K3185
10K - 11K2697
11K - 12K2476
12K - 13K1882
13K - 14K1627
14K - 15K1125
15K - 16K1096
16K - 17K924
17K - 18K695
18K - 19K538
> 19K7482