IUBMB Enzyme Nomenclature


Accepted name: 3-methyl-L-tyrosine peroxygenase

Reaction: 3-methyl-L-tyrosine + H2O2 = 3-hydroxy-5-methyl-L-tyrosine + H2O

For diagram of reaction click here.

Other name(s): SfmD; SacD; 3-methyltyrosine peroxidase; 3-methyl-L-tyrosine peroxidase

Systematic name: 3-methyl-L-tyrosine:hydrogen-peroxide oxidoreductase (3-hydroxy-5-methyl-L-tyrosine-forming)

Comments: The heme-containing peroxygenase from the bacterium Streptomyces lavendulae is involved in biosynthesis of saframycin A, a potent antitumor antibiotic that belongs to the tetrahydroisoquinoline family.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number:


1. Tang, M.C., Fu, C.Y. and Tang, G.L. Characterization of SfmD as a heme peroxidase that catalyzes the regioselective hydroxylation of 3-methyltyrosine to 3-hydroxy-5-methyltyrosine in saframycin A biosynthesis. J. Biol. Chem. 287 (2012) 5112-5121. [PMID: 22187429]

[EC created 2014]

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