title: Some chemical and physical properties of a bacterial reaction center particle and its primary photochemical reactants.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D001426:Bacterial Proteins / Q000032:analysis*; D002734:Chlorophyll / Q000032:analysis*; D004578:Electron Spin Resonance Spectroscopy; D004589:Electrophoresis, Disc; D007501:Iron; D008027:Light; D010084:Oxidation-Reduction; D010777:Photochemistry; D012241:Rhodopseudomonas / Q000032:analysis / Q000378:metabolism*; D013057:Spectrum Analysis
chemical_list: D000596:Amino Acids; D001426:Bacterial Proteins; D002734:Chlorophyll; D007501:Iron