Description

Diamine Oxidase CAS NO 9001-53-0 is a crucial enzyme belonging to the amine oxidase family, specifically catalyzing the oxidative deamination of histamine and other diamines. This biocatalyst is essential for regulating biogenic amine levels, making it a key component in research and diagnostic applications. It is primarily utilized by the pharmaceutical, biotechnology, and food safety industries for enzyme assays, diagnostic kit development, and biochemical research.

Application

• Diagnostic Reagent Manufacturing: Core component in enzymatic assay kits for the quantitative determination of histamine in clinical, food, and research samples.
• Biochemical & Pharmaceutical Research: Used as a research tool to study allergic responses, inflammation pathways, and amine metabolism in drug discovery.
• Food Safety & Quality Control: Employed in enzymatic methods to detect histamine and other biogenic amines in fish, fermented foods, and beverages, ensuring product safety.
• Enzyme Supplement & Nutraceutical Research: Investigated for potential applications in dietary supplements aimed at supporting histamine intolerance management.
• Biocatalysis: Potential use in specialized synthetic pathways for the production of fine chemicals or modified amines.

Basic Information

Product Name	Diamine Oxidase
CAS No.	9001-53-0
Molecular Formula	N/A (Enzyme)
Molecular Weight	Approx. 85,000 - 95,000 Da (Subunit-dependent)
Synonyms	DAO; Histaminase; Amine Oxidase (Copper-Containing); Diamine:oxygen oxidoreductase (deaminating); Kidney Diamine Oxidase; EC 1.4.3.22
EINECS	232-656-4

Quality Control

Our Diamine Oxidase is produced and tested under stringent quality management systems. Each batch is characterized for specific activity, purity, and stability to ensure reproducible performance in sensitive applications. A comprehensive Certificate of Analysis (COA) detailing activity (U/mg), protein content, and purity is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store at -20°C or below. This product is hygroscopic (moisture-sensitive). Allow the vial to reach room temperature in a desiccator before opening to prevent condensation and moisture uptake.

Specification

Item	Specification
Appearance	Lyophilized powder or solution
Specific Activity	> 0.1 U/mg protein
Protein Content (Biuret)	Contact for details
Purity (SDS-PAGE)	≥ 90%
Solubility	Soluble in water or buffer
pH Stability	6.5 - 8.5
Identification (Activity)	Conforms

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.