PDB Statistics: PDB Data Distribution by Atom Count

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 Range	Number of Entries
< 1000	19,246
1000 - 2000	33,096
2000 - 3000	38,378
3000 - 4000	29,073
4000 - 5000	20,068
5000 - 6000	14,393
6000 - 7000	12,306
7000 - 8000	9,819
8000 - 9000	7,786
9000 - 10000	5,712
10000 - 11000	4,822
11000 - 12000	4,088
12000 - 13000	3,449
13000 - 14000	2,930
14000 - 15000	2,470
15000 - 16000	2,046
16000 - 17000	1,818
17000 - 18000	1,595
18000 - 19000	1,299
>= 19000	18,435

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.