PDB Statistics: PDB Data Distribution by Molecular Weight (Entity)

PDB Statistics: PDB Data Distribution by Molecular Weight (Entity)

Molecular weight is calculated for each chemically distinct component of a PDB structure, e.g. protein, nucleic acid.

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Molecular Weight (Daltons)	Number of Entities
< 5K	41,839
5K - 10K	47,733
10K - 15K	78,029
15K - 20K	59,720
20K - 25K	58,467
25K - 30K	46,301
30K - 35K	33,288
35K - 40K	29,651
40K - 45K	22,078
45K - 50K	16,666
50K - 55K	13,763
55K - 60K	10,155
60K - 65K	7,062
65K - 70K	5,249
70K - 75K	3,743
>= 75K	30,895

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.