2.0 2015-06-11 11:43:40 -0600 2015-07-23 12:07:31 -0600 ECMDB23899 M2MDB005697 Fe2+ Fe(II) Ferrous ion Iron(2+) Fe 55.845 55.934942133 lambda2-iron(2+) ion lambda2-iron(2+) ion [Fe++] InChI=1S/Fe/q+2 CWYNVVGOOAEACU-UHFFFAOYSA-N logp -0.77 ChemAxon pka_strongest_acidic 4.58 ChemAxon iupac lambda2-iron(2+) ion ChemAxon average_mass 55.845 ChemAxon mono_mass 55.934942133 ChemAxon smiles [Fe++] ChemAxon formula Fe ChemAxon inchi InChI=1S/Fe/q+2 ChemAxon inchikey CWYNVVGOOAEACU-UHFFFAOYSA-N ChemAxon polar_surface_area 0 ChemAxon refractivity 0 ChemAxon polarizability 1.78 ChemAxon rotatable_bond_count 0 ChemAxon acceptor_count 0 ChemAxon donor_count 0 ChemAxon physiological_charge 2 ChemAxon formal_charge 2 ChemAxon Porphyrin and chlorophyll metabolism ec00860 Metabolic pathways eco01100 Specdb::MsMs 62010 Specdb::MsMs 62011 Specdb::MsMs 62012 Specdb::MsMs 118659 Specdb::MsMs 118660 Specdb::MsMs 118661 C14818 Siroheme synthase P0AEA8 CYSG_ECOLI cysG http://ecmdb.ca/proteins/P0AEA8.xml Ferrochelatase P23871 HEMH_ECOLI hemH http://ecmdb.ca/proteins/P23871.xml Bacterioferritin P0ABD3 BFR_ECOLI bfr http://ecmdb.ca/proteins/P0ABD3.xml Protoporphyrin IX + Fe2+ <> Heme +2 Hydrogen ion + Fe2+ R00310 Oxygen + 4 Fe2+ + 4 Hydrogen ion + 4 Fe2+ <>4 Fe3+ +2 Water R00078 Oxygen + 4 Fe2+ + 4 Hydrogen ion <>4 Fe3+ +2 Water Protoporphyrin IX + Fe2+ <> Heme +2 Hydrogen ion Oxygen + 4 Fe2+ + 4 Hydrogen ion <>4 Fe3+ +2 Water