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	19,099
1000 - 2000	32,284
2000 - 3000	37,682
3000 - 4000	28,580
4000 - 5000	19,754
5000 - 6000	14,135
6000 - 7000	11,995
7000 - 8000	9,440
8000 - 9000	7,538
9000 - 10000	5,554
10000 - 11000	4,721
11000 - 12000	3,979
12000 - 13000	3,360
13000 - 14000	2,847
14000 - 15000	2,360
15000 - 16000	1,963
16000 - 17000	1,756
17000 - 18000	1,521
18000 - 19000	1,265
>= 19000	17,728

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.