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	18,476
1000 - 2000	30,812
2000 - 3000	35,202
3000 - 4000	26,706
4000 - 5000	18,382
5000 - 6000	12,846
6000 - 7000	11,075
7000 - 8000	8,631
8000 - 9000	6,686
9000 - 10000	4,979
10000 - 11000	4,269
11000 - 12000	3,635
12000 - 13000	3,017
13000 - 14000	2,492
14000 - 15000	2,063
15000 - 16000	1,749
16000 - 17000	1,535
17000 - 18000	1,320
18000 - 19000	1,118
>= 19000	14,964

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.