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.

Chart is currently loading
Molecular Weight (Daltons)Number of Entries
< 1K3542
1K - 5K24541
5K - 9K20235
9K - 13K28392
13K - 17K32935
17K - 21K21210
21K - 25K27110
25K - 29K21800
29K - 33K16541
33K - 37K16125
37K - 41K13015
41K - 45K10166
45K - 49K7588
49K - 53K6620
53K - 57K4837
57K - 61K3957
61K - 65K2985
65K - 69K2090
69K - 73K1535
> 73K12245