Description

Actinidin is a cysteine protease enzyme primarily extracted from the kiwifruit (Actinidia deliciosa). This compound is valued for its specific proteolytic activity, making it a critical tool in biochemical research and industrial processes. It is essential for researchers and manufacturers in the biotechnology, food science, and pharmaceutical sectors who require a high-purity, reliable enzyme for protein analysis, meat tenderization, and therapeutic development.

Application

• Biochemical Research: Used as a model cysteine protease in enzymatic studies, protein sequencing, and structure-function analysis.
• Food Industry: Employed as a natural meat tenderizer due to its ability to break down connective tissue proteins like collagen.
• Pharmaceutical Development: Investigated for its potential therapeutic applications, including as an anti-inflammatory agent or in drug delivery systems.
• Diagnostic Reagents: Serves as a key component in enzymatic assay kits and diagnostic tools for detecting specific proteolytic activities.
• Plant Biology Studies: Used to study fruit ripening processes and plant defense mechanisms in Actinidia species.
• Cosmeceuticals: Incorporated into skincare formulations for its exfoliating and skin-renewing properties.

Basic Information

Product Name	Actinidin
CAS No.	39279-27-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Actinidain; Kiwifruit protease; EC 3.4.22.14; Cysteine protease from Actinidia; Fruit bromelain (Actinidia); Protease A from kiwi; Actinidia anionic protease
EINECS	Contact for details

Quality Control

Our Actinidin is produced and tested under stringent quality management systems to ensure batch-to-batch consistency and high enzymatic activity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, specific activity, and absence of contaminating proteases. We adhere to relevant guidelines for enzyme preparations, ensuring suitability for research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store at 2-8°C. This product is hygroscopic (moisture-sensitive). For long-term stability, consider storage at -20°C in aliquots to avoid repeated freeze-thaw cycles. Keep the container in a dry, well-ventilated place.

Specification

Item	Specification
Appearance	Lyophilized powder
Identification (IR)	Conforms
Assay (Activity)	≥ 95%
Protein Content (Biuret)	≥ 90%
Loss on Drying	≤ 5.0%
Specific Activity (U/mg)	Contact for details
pH (1% solution)	4.0 - 6.0

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