title: "Increased-valence" formulas for the iron-ligand bonding of some ferrohaemoglobin compounds.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D004578:Electron Spin Resonance Spectroscopy; D006454:Hemoglobins; D007501:Iron; D007659:Ketones; D009569:Nitric Oxide; D009603:Nitroso Compounds; D010087:Oxides; D011485:Protein Binding; D011789:Quantum Theory
chemical_list: D006454:Hemoglobins; D007659:Ketones; D009603:Nitroso Compounds; D010087:Oxides; D009569:Nitric Oxide; D007501:Iron