Since the 1863 discovery of a new green hemoglobin derivative called “sulfhemoglobin”, the nature of its characteristic 618 nm absorption band and formation mechanism has been the subject of several hypotheses. Many ...

A large number of heme enzymes catalyze the heterolysis of hydrogen peroxide (H2O2) and H2O2 is used as a source of oxidizing equivalents for biological oxidative reaction. Despite the increased understanding of the reactions ...