Small Molecule Statistics

These statistics are generated for all residue and small molecule components currently released in the PDB archive. Detailed information about each chemical component is stored in the wwPDB Chemical Component Dictionary (CCD) and/or Biologically Interesting Molecule Reference Dictionary (BIRD)

Growth Trends

These statistics are generated using Web Services and represent the current holdings of the archive.

wwPDB hosts statistics on PDB Data Deposited and Data Downloaded.