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	19,168
1000 - 2000	32,701
2000 - 3000	38,024
3000 - 4000	28,880
4000 - 5000	19,910
5000 - 6000	14,264
6000 - 7000	12,166
7000 - 8000	9,738
8000 - 9000	7,684
9000 - 10000	5,641
10000 - 11000	4,775
11000 - 12000	4,050
12000 - 13000	3,411
13000 - 14000	2,892
14000 - 15000	2,417
15000 - 16000	2,007
16000 - 17000	1,788
17000 - 18000	1,551
18000 - 19000	1,275
>= 19000	18,102

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.