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
< 5K31544
5K - 10K31256
10K - 15K50509
15K - 20K39079
20K - 25K38910
25K - 30K32447
30K - 35K23535
35K - 40K20654
40K - 45K15471
45K - 50K11236
50K - 55K8745
55K - 60K6486
60K - 65K4832
65K - 70K3215
70K - 75K2227
>= 75K15861