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
< 5K40,120
5K - 10K44,397
10K - 15K72,158
15K - 20K55,242
20K - 25K54,463
25K - 30K43,123
30K - 35K31,388
35K - 40K27,996
40K - 45K20,797
45K - 50K15,546
50K - 55K12,755
55K - 60K9,415
60K - 65K6,561
65K - 70K4,868
70K - 75K3,441
>= 75K27,564