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	40,389
5K - 10K	44,914
10K - 15K	73,073
15K - 20K	56,011
20K - 25K	55,096
25K - 30K	43,564
30K - 35K	31,643
35K - 40K	28,319
40K - 45K	21,038
45K - 50K	15,710
50K - 55K	13,002
55K - 60K	9,534
60K - 65K	6,603
65K - 70K	4,943
70K - 75K	3,486
>= 75K	28,044

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 R01GM133198.