Catechol Oxidase (Tyrosinase) Highly Pure

Product Description

Catechol Oxidase (Tyrosinase)
Catalog number: B2010450
Lot number: Batch Dependent
Expiration Date: Batch dependent
Amount: 25 kU
Molecular Weight or Concentration: 119.5 kDa
Supplied as: Lyophilized powder
Appearance: Powder
Applications: highly pure, high specific activity (≥1000 unit/mg solid) Catechol Oxidase purified from mushroom.
Storage: −20°C
Keywords: Monophenol Monooxygenase, Catechol Oxidase, Monophenol, dihydroxyphenylalanine:oxygen oxidoreductase, Polyphenol Oxidase
Grade: Biotechnology grade. All solid components are highly pure (minimum 95%). All solutions are made with Type I ultrapure water (resistivity >18 MΩ-cm) and are filtered through 0.22 um.

References:
1: Prexler SM, Frassek M, Moerschbacher BM, Dirks-Hofmeister ME. Catechol
Oxidase versus Tyrosinase Classification Revisited by Site-Directed Mutagenesis
Studies. Angew Chem Int Ed Engl. 2019 Jun 24;58(26):8757-8761.

2: Eicken C, Krebs B, Sacchettini JC. Catechol oxidase – structure and activity.
Curr Opin Struct Biol. 1999 Dec;9(6):677-83.

3: Benaceur F, Gouzi H, Meddah B, Neifar A, Guergouri A. Purification and
characterization of catechol oxidase from Tadela (Phoenix dactylifera L.) date
fruit. Int J Biol Macromol. 2019 Mar 15;125:1248-1256.

4: Terán A, Jaafar A, Sánchez-Peláez AE, Torralba MC, Gutiérrez Á. Design and
catalytic studies of structural and functional models of the catechol_oxidase
enzyme. J Biol Inorg Chem. 2020 Jun;25(4):671-683.

5: Koval IA, Gamez P, Belle C, Selmeczi K, Reedijk J. Synthetic models of the
active site of catechol_oxidase: mechanistic studies. Chem Soc Rev. 2006
Sep;35(9):814-40.

6: Penttinen L, Rutanen C, Jänis J, Rouvinen J, Hakulinen N. Unraveling
Substrate Specificity and Catalytic Promiscuity of Aspergillus oryzae Catechol
Oxidase. Chembiochem. 2018 Nov 16;19(22):2348-2352.

7: Gerdemann C, Eicken C, Krebs B. The crystal structure of catechol_oxidase:
new insight into the function of type-3 copper proteins. Acc Chem Res. 2002
Mar;35(3):183-91.

8: Moon KM, Kwon EB, Lee B, Kim CY. Recent Trends in Controlling the Enzymatic
Browning of Fruit and Vegetable Products. Molecules. 2020 Jun 15;25(12):2754.

9: Solem E, Tuczek F, Decker H. Tyrosinase versus Catechol_Oxidase: One
Asparagine Makes the Difference. Angew Chem Int Ed Engl. 2016 Feb
18;55(8):2884-8.
10: Siegbahn PE. The catalytic cycle of catechol oxidase. J Biol Inorg Chem.
2004 Jul;9(5):577-90.

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