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Substance Name: Laccase
RN: 80498-15-3


  • A copper-containing oxidoreductase enzyme that catalyzes the oxidation of 4-benzenediol to 4-benzosemiquinone. It also has activity towards a variety of O-quinols and P-quinols. It primarily found in FUNGI and is involved in LIGNIN degradation, pigment biosynthesis and detoxification of lignin-derived products.

Molecular Formula

  • Unspecified

Classification Codes

  • TSCA Flag PMN (a Commenced PMN (Premanufacture Notice) Substance)
  • TSCA Flag XU (Exempt from Reporting under Chemical Data Reporting Rule)
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Names and Synonyms

Name of Substance

  • Laccase

MeSH Heading

  • Laccase


  • Denilase II S
  • E.C.
  • EC 420-150-4
  • Novozyme 809
  • p-Diphenol oxidase
  • SP 504
  • Urushiol oxidase

Systematic Name

  • Laccase

Registry Numbers

CAS Registry Number

  • 80498-15-3

Other Registry Number

  • 113356-72-2

System Generated Number

  • 0080498153