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	19,741
1000 - 2000	34,171
2000 - 3000	39,748
3000 - 4000	30,244
4000 - 5000	21,119
5000 - 6000	15,097
6000 - 7000	12,837
7000 - 8000	10,317
8000 - 9000	8,319
9000 - 10000	6,100
10000 - 11000	5,096
11000 - 12000	4,319
12000 - 13000	3,685
13000 - 14000	3,128
14000 - 15000	2,734
15000 - 16000	2,224
16000 - 17000	2,011
17000 - 18000	1,736
18000 - 19000	1,397
>= 19000	20,223

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.