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.

Chart is currently loading
Molecular Weight (Daltons)Number of Entities
< 5K41,086
5K - 10K46,285
10K - 15K75,371
15K - 20K57,988
20K - 25K56,758
25K - 30K44,948
30K - 35K32,509
35K - 40K29,016
40K - 45K21,462
45K - 50K16,105
50K - 55K13,400
55K - 60K9,805
60K - 65K6,809
65K - 70K5,086
70K - 75K3,597
>= 75K29,436