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	18,874
1000 - 2000	31,859
2000 - 3000	37,009
3000 - 4000	27,994
4000 - 5000	19,275
5000 - 6000	13,789
6000 - 7000	11,710
7000 - 8000	9,189
8000 - 9000	7,278
9000 - 10000	5,362
10000 - 11000	4,586
11000 - 12000	3,876
12000 - 13000	3,219
13000 - 14000	2,749
14000 - 15000	2,268
15000 - 16000	1,878
16000 - 17000	1,680
17000 - 18000	1,456
18000 - 19000	1,213
>= 19000	16,772

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 R01GM133198.