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
< 5K40,539
5K - 10K45,341
10K - 15K73,713
15K - 20K56,622
20K - 25K55,637
25K - 30K43,925
30K - 35K31,881
35K - 40K28,484
40K - 45K21,124
45K - 50K15,812
50K - 55K13,067
55K - 60K9,583
60K - 65K6,642
65K - 70K4,971
70K - 75K3,501
>= 75K28,299