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This enzyme is part of the pathway from urate to (S)-allantoin, which is present in bacteria, plants and animals (but not in humans). Group: Enzymes. Synonyms: OHCU decarboxylase; hpxQ (gene name); PRHOXNB (gene name). Enzyme Commission Number: EC 4.1.1.97. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-4847; 2-oxo-4-hydroxy-4-carboxy-5-ureidoimidazoline decarboxylase; EC 4.1.1.97; OHCU decarboxylase; hpxQ (gene name); PRHOXNB (gene name). Cat No: EXWM-4847.
allantoinase
This enzyme belongs to the family of hydrolases, those acting on carbon-nitrogen bonds other than peptide bonds, specifically in cyclic amides. The systematic name of this enzyme class is (S)-allantoin amidohydrolase. This enzyme participates in purine metabolism. Group: Enzymes. Enzyme Commission Number: EC 3.5.2.5. CAS No. 9025-20-1. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-4507; allantoinase; EC 3.5.2.5; 9025-20-1. Cat No: EXWM-4507.
allantoin racemase
This enzyme belongs to the family of isomerases, specifically those racemases and epimerases acting on other compounds. The systematic name of this enzyme class is allantoin racemase. This enzyme participates in purine metabolism. Group: Enzymes. Enzyme Commission Number: EC 5.1.99.3. CAS No. 56214-40-5. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-5435; allantoin racemase; EC 5.1.99.3; 56214-40-5. Cat No: EXWM-5435.
factor-independent urate hydroxylase
This enzyme was previously thought to be a copper protein, but it is now known that the enzymes from soy bean (Glycine max), the mould Aspergillus flavus and Bacillus subtilis contains no copper nor any other transition-metal ion. The 5-hydroxyisourate formed decomposes spontaneously to form allantoin and CO2, although there is an enzyme-catalysed pathway in which EC 3.5.2.17, hydroxyisourate hydrolase, catalyses the first step. The enzyme is different from EC 1.14.13.113 (FAD-dependent urate hydroxylase). Group: Enzymes. Synonyms: uric acid oxidase; uricase; uricase II; urate oxidase. Enzyme Commission Number: EC 1.7.3.3. CAS No. 9002-12-4. UO. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-1626; factor-independent urate hydroxylase; EC 1.7.3.3; 9002-12-4; uric acid oxidase; uricase; uricase II; urate oxidase. Cat No: EXWM-1626.
hydroxyisourate hydrolase
The reaction is the first stage in the conversion of 5-hydroxyisourate into S-allantoin. This reaction will also occur spontaneously but more slowly. Group: Enzymes. Synonyms: HIUHase; 5-hydroxyisourate hydrolase. Enzyme Commission Number: EC 3.5.2.17. CAS No. 255885-20-2. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-4500; hydroxyisourate hydrolase; EC 3.5.2.17; 255885-20-2; HIUHase; 5-hydroxyisourate hydrolase. Cat No: EXWM-4500.
Kojic Acid
Kojic Acid. Synonyms: Pyran-4-one, 5-hydroxy-2-(hydroxymethyl). CAS No. 501-30-4. Pack Sizes: 5, 10, 25 g in poly bottle. Product ID: CDC10-0055. Molecular formula: C6H6O4. Category: Antioxidant Cosmetic Chemicals. Product Keywords: Cosmetic Ingredients; Antioxidant Cosmetic Chemicals; Kojic Acid; CDC10-0055; 501-30-4; C6H6O4; Pyran-4-one, 5-hydroxy-2-(hydroxymethyl); 207-922-4; MFCD00006580; 501-30-4. Purity: ≥98.5% (HPLC). Color: White to beige-brown. EC Number: 207-922-4. Physical State: Crystalline Powder. Solubility: DMSO (Slightly), Methanol (Slightly, Sonicated). Quality Level: 200. Application: kojic acid is a skin-lightening agent that acts through anti-oxidant activity. Kojic acid is a tyrosinase inhibitor, although it is not as effective as licorice extract. When combined with allantoin and other proper ingredients in sunscreen preparations, the mixture can inhibit uV-caused erythema and accelerate wound healing. It is also found to be skin sensitizing and can be irritating. Boiling Point: 179.65°C (rough estimate). Melting Point: 152-155 °C (lit.). Density: 1.1712 g/mL(rough estimate).
The enzyme urate oxidase (UO), or uricase or factor-independent urate hydroxylase, absent in humans, catalyzes the oxidation of uric acid to 5-hydroxyisourate: Uric acid + O2 + H2O ? 5-hydroxyisourate + H2O2 ? allantoin + CO2. Urate:oxygen oxidoreductase produced in microorganism has a molecular mass of approximately 34 kda. Group: Enzymes. Synonyms: urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II; UO. Enzyme Commission Number: EC 1.7.3.3. CAS No. 9002-12-4. UO. Activity: 15 U/mg. Appearance: White to off-white powder. Storage: -20°C. Form: Freeze dried powder. Source: Bacillus fastidiosus. urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II; UO. Cat No: DIA-173.
Native Bacillus sp. Uricase
The enzyme urate oxidase (UO), or uricase or factor-independent urate hydroxylase, absent in humans, catalyzes the oxidation of uric acid to 5-hydroxyisourate: Uric acid + O2 + H2O ? 5-hydroxyisourate + H2O2 ? allantoin + CO2. Applications: This enzyme is useful for enzymatic determination of uric acid in clinical analysis. Group: Enzymes. Synonyms: urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. UO. Mole weight: approx.150,000. Activity: Grade? 1.5U/mg-solid or more. Stability: Stable at -20°C for at least 6 months. Appearance: White amorphous powder, lyophilized. Source: Bacillus sp. urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. Cat No: DIA-276.
Native Candida sp. Uricase
The enzyme urate oxidase (UO), or uricase or factor-independent urate hydroxylase, absent in humans, catalyzes the oxidation of uric acid to 5-hydroxyisourate: Uric acid + O2 + H2O ? 5-hydroxyisourate + H2O2 ? allantoin + CO2. Applications: This enzyme is useful for enzymatic determination of uric acid in clinical analysis. Group: Enzymes. Synonyms: urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. Enzyme Commission Number: EC 1.7.3.3. CAS No. 9002-12-4. UO. Mole weight: approx. 120 kDa. Activity: Grade? 4.0U/mg-solid or more (containing approx.20% of stabilizers). Stability: Stable at-20°C for at least one year. Appearance: White amorphous powder, lyophilized. Form: Freeze dried powder. Source: Candida sp. urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. Cat No: DIA-175.
N-carbamoyl-D-amino-acid hydrolase
This enzyme, along with EC 3.5.1.87 (N-carbamoyl-L-amino-acid hydrolase), EC 5.1.99.5 (hydantoin racemase) and hydantoinase, forms part of the reaction cascade known as the "hydantoinase process", which allows the total conversion of D,L-5-monosubstituted hydantoins into optically pure D- or L-amino acids. It has strict stereospecificity for N-carbamoyl-D-amino acids and does not act upon the corresponding L-amino acids or on the N-formyl amino acids, N-carbamoyl-sarcosine, -citrulline, -allantoin and -ureidopropanoate, which are substrates for other amidohydrolases. Group: Enzymes. Synonyms: D-N-carbamoylase; N-carbamoylase (ambiguous); N-carbamoyl-D-amino acid hydrolase. Enzyme Commission Number: EC 3.5.1.77. CAS No. 71768-08-6. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-4468; N-carbamoyl-D-amino-acid hydrolase; EC 3.5.1.77; 71768-08-6; D-N-carbamoylase; N-carbamoylase (ambiguous); N-carbamoyl-D-amino acid hydrolase. Cat No: EXWM-4468.
Uricase from Candida utilis, Recombinant
The enzyme urate oxidase (UO), or uricase or factor-independent urate hydroxylase, absent in humans, catalyzes the oxidation of uric acid to 5-hydroxyisourate: Uric acid + O2 + H2O ? 5-hydroxyisourate + H2O2 ? allantoin + CO2. Applications: Used in the enzymatic determination of uric acid. Group: Enzymes. Synonyms: urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. Enzyme Commission Number: EC 1.7.3.3. CAS No. 9002-12-4. UO. Mole weight: 34kDa (SDS-PAGE). Activity: > 6 U/mg. Appearance: White to cream powder. Source: Escherichia coli. Species: Candida utilis. urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. Cat No: DIA-404.
Uricase from E. coli, Recombinant
The enzyme urate oxidase (UO), or uricase or factor-independent urate hydroxylase, absent in humans, catalyzes the oxidation of uric acid to 5-hydroxyisourate: Uric acid + O2 + H2O ? 5-hydroxyisourate + H2O2 ? allantoin + CO2. Group: Enzymes. Synonyms: urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. Enzyme Commission Number: EC 1.7.3.3. CAS No. 9002-12-4. UO. Mole weight: ca. 90 kDa. Activity: > 4 U/mg lyophilizate. Stability: Stability (liquid form) stable at 37°C for at least ten days Stability (powder form) stable at 30°C at least three weeks. Appearance: Light brownish lyophilizate. Storage: at -20°C. Source: E. coli. Species: E. coli. urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. Cat No: DIA-415.
Uricase, Recombinant
The enzyme urate oxidase (UO), or uricase or factor-independent urate hydroxylase, absent in humans, catalyzes the oxidation of uric acid to 5-hydroxyisourate: Uric acid + O2 + H2O ? 5-hydroxyisourate + H2O2 ? allantoin + CO2. Applications: Uricase cancatalyze the enzymatic oxidation of uric acid to allantoate rapidly, so it is used to detect the amount of uric acid in the serum and urine. Group: Enzymes. Synonyms: urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. Enzyme Commission Number: EC 1.7.3.3. CAS No. 9002-12-4. Purity: >90% (SDS-PAGE test). UO. Mole weight: About 45kDa (SDS-PAGE detection). Activity: About 10U/mg. Appearance: White powder, lyophilized. Storage: 4°C, store at -20°C for long-term preservation. urate oxidase; uric acid oxidase; uricase; uricase; urate: oxygen oxidoreductase; EC 1.7.3.3; uricase II. Cat No: DIA-294.
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