PDB Data Distribution by Molecular Weight (Entity)

Molecular weight is calculated for each chemically distinct component of a PDB structure, e.g., polymers, non-polymers, nucleic acids.

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Molecular Weight (Daltons)Number of Entries
< 1K3569
1K - 5K24751
5K - 9K20443
9K - 13K28668
13K - 17K33267
17K - 21K21422
21K - 25K27388
25K - 29K22057
29K - 33K16664
33K - 37K16275
37K - 41K13108
41K - 45K10240
45K - 49K7674
49K - 53K6692
53K - 57K4890
57K - 61K3997
61K - 65K3017
65K - 69K2133
69K - 73K1559
> 73K12470