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
< 5K29713
5K - 10K28478
10K - 15K45577
15K - 20K35219
20K - 25K35254
25K - 30K30034
30K - 35K21474
35K - 40K19062
40K - 45K14288
45K - 50K10382
50K - 55K7832
55K - 60K5894
60K - 65K4411
65K - 70K2854
70K - 75K1975
>= 75K13564