Heme proteins with histidine as proximal ligand. The iron in the resting enzyme is Fe(III). They also peroxidize non-phenolic substrates such as 3,3',5,5'-tetramethylbenzidine (TMB) and 2,2'-azinobis(3-ethylbenzthiazoline-6-sulfonic acid) (ABTS). Certain peroxidases (e.g. lactoperoxidase, SBP) oxidize bromide, iodide and thiocyanate.
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SYSTEMATIC NAME
IUBMB Comments
phenolic donor:hydrogen-peroxide oxidoreductase
Heme proteins with histidine as proximal ligand. The iron in the resting enzyme is Fe(III). They also peroxidize non-phenolic substrates such as 3,3',5,5'-tetramethylbenzidine (TMB) and 2,2'-azinobis(3-ethylbenzthiazoline-6-sulfonic acid) (ABTS). Certain peroxidases (e.g. lactoperoxidase, SBP) oxidize bromide, iodide and thiocyanate.
class III peroxidases are involved in cell wall metabolism, lignification, wound healing, auxin catabolism, removal of H2O2, oxidation of toxic reductants, defence against pathogen or insect attack, as well as symbiosis and normal cell growth, and can generate highly reactive reactive oxygen species
class III peroxidases are involved in cell wall metabolism, lignification, wound healing, auxin catabolism, removal of H2O2, oxidation of toxic reductants, defence against pathogen or insect attack, as well as symbiosis and normal cell growth, and can generate highly reactive reactive oxygen species
Fungal endophytes of Catharanthus roseus enhance vindoline content by modulating structural and regulatory genes related to terpenoid indole alkaloid biosynthesis