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
< 5K32839
5K - 10K32641
10K - 15K52520
15K - 20K40564
20K - 25K40551
25K - 30K33518
30K - 35K24334
35K - 40K21172
40K - 45K16094
45K - 50K11590
50K - 55K9191
55K - 60K6736
60K - 65K4983
65K - 70K3358
70K - 75K2361
>= 75K17025