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	19,726
1000 - 2000	34,138
2000 - 3000	39,694
3000 - 4000	30,215
4000 - 5000	21,086
5000 - 6000	15,076
6000 - 7000	12,821
7000 - 8000	10,309
8000 - 9000	8,288
9000 - 10000	6,088
10000 - 11000	5,082
11000 - 12000	4,308
12000 - 13000	3,679
13000 - 14000	3,122
14000 - 15000	2,729
15000 - 16000	2,221
16000 - 17000	2,009
17000 - 18000	1,730
18000 - 19000	1,394
>= 19000	20,151

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.