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	19,286
1000 - 2000	33,343
2000 - 3000	38,602
3000 - 4000	29,166
4000 - 5000	20,146
5000 - 6000	14,450
6000 - 7000	12,374
7000 - 8000	9,870
8000 - 9000	7,845
9000 - 10000	5,752
10000 - 11000	4,848
11000 - 12000	4,107
12000 - 13000	3,463
13000 - 14000	2,946
14000 - 15000	2,495
15000 - 16000	2,059
16000 - 17000	1,867
17000 - 18000	1,607
18000 - 19000	1,310
>= 19000	18,600

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.