Small Molecule Statistics: Molecular Weight Distribution

Distribution of molecule weight in the Chemical Component Dictionary (standard and modified amino acids/nucleotides, small molecule ligands, and solvent molecules) and the Biologically Interesting molecule Reference Dictionary (peptide-like antibiotic and inhibitor molecules).

Chart is currently loading
Molecular Weight (Daltons)Number of Dictionary Entries
< 100.0466
100.0 - 200.06,002
200.0 - 300.09,048
300.0 - 400.011,069
400.0 - 500.08,828
500.0 - 600.04,645
600.0 - 700.01,915
700.0 - 800.0942
800.0 - 900.0566
900.0 - 1000.0313
1000.0 - 1100.0184
1100.0 - 1200.0105
1200.0 - 1300.087
1300.0 - 1400.067
1400.0 - 1500.046
1500.0 - 1600.039
1600.0 - 1700.033
1700.0 - 1800.016
1800.0 - 1900.030
1900.0 - 2000.017
>= 2000.077