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An Information Portal to 126060 Biological Macromolecular Structures

Chemical component search  

The Chemical Component Dictionary gives detailed chemical descriptions of all residue and small molecule components found in PDB entries including standard and modified amino acids/nucleotides, small molecule ligands and solvent molecules.

 





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22329 chemical components - 20827 as free ligands in 94046 PDB files - 1845 as non-standard polymeric components in 22363 PDB files

Ligand Expo   is another browser for the Chemical Component Dictionary and supports searches for current and obsolete chemical components.