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	41,725
5K - 10K	47,405
10K - 15K	77,500
15K - 20K	59,452
20K - 25K	58,185
25K - 30K	46,098
30K - 35K	33,194
35K - 40K	29,550
40K - 45K	21,971
45K - 50K	16,487
50K - 55K	13,679
55K - 60K	10,030
60K - 65K	7,028
65K - 70K	5,213
70K - 75K	3,730
>= 75K	30,695

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.