Data items in the CHEM_COMP category give details about each of the chemical components from which the relevant chemical structures can be constructed, such as name, mass or charge. The related categories CHEM_COMP_ATOM, CHEM_COMP_BOND, CHEM_COMP_ANGLE etc. describe the detailed geometry of these chemical components.
loop_ _chem_comp.id _chem_comp.model_source _chem_comp.name phe '1987 Protin/Prolsq Ideals file' phenylalanine val '1987 Protin/Prolsq Ideals file' alanine # - - - - data truncated for brevity - - - -