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
< 5K31492
5K - 10K31216
10K - 15K50462
15K - 20K39033
20K - 25K38888
25K - 30K32379
30K - 35K23495
35K - 40K20609
40K - 45K15448
45K - 50K11220
50K - 55K8735
55K - 60K6466
60K - 65K4827
65K - 70K3214
70K - 75K2220
>= 75K15814