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	19,777
1000 - 2000	34,274
2000 - 3000	39,959
3000 - 4000	30,351
4000 - 5000	21,186
5000 - 6000	15,142
6000 - 7000	12,890
7000 - 8000	10,383
8000 - 9000	8,378
9000 - 10000	6,136
10000 - 11000	5,113
11000 - 12000	4,340
12000 - 13000	3,716
13000 - 14000	3,146
14000 - 15000	2,752
15000 - 16000	2,233
16000 - 17000	2,033
17000 - 18000	1,746
18000 - 19000	1,403
>= 19000	20,390

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.