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	42,569
5K - 10K	49,344
10K - 15K	80,366
15K - 20K	61,814
20K - 25K	60,098
25K - 30K	47,432
30K - 35K	34,106
35K - 40K	30,324
40K - 45K	22,694
45K - 50K	17,142
50K - 55K	14,137
55K - 60K	10,511
60K - 65K	7,261
65K - 70K	5,459
70K - 75K	3,895
>= 75K	32,296

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.