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
< 5K30226
5K - 10K29651
10K - 15K48148
15K - 20K36760
20K - 25K36480
25K - 30K30842
30K - 35K22159
35K - 40K19579
40K - 45K14746
45K - 50K10626
50K - 55K8213
55K - 60K6090
60K - 65K4525
65K - 70K3047
70K - 75K2042
>= 75K14300