Shaanxi Yuantai Biological Technology Co., Ltd. is one of the most reliable manufacturers and suppliers of chymotrypsin powder in China. With abundant experience, we warmly welcome you to wholesale bulk chymotrypsin powder for sale here from our factory. Quality products and reasonable price are available.
What is Chymotrypsin Powder?
Chymotrypsin Powder is a proteolytic enzyme extracted from bovine pancreas. There are many types of chymotrypsin, including α-type, β-type, γ-type, δ-type, π-type, ε-type, etc. Among them, α-type chymotrypsin is the most stable. α-chymotrypsin consists of three peptide chains, which are connected by disulfide bonds. The active center is group 37, day 102, and serine 195. The active group is serine, so it belongs to serine protease. The hydroxyl group of the serine residue at position 195 on chymotrypsin is a strong nucleophile that can attack the carbonyl carbon on the peptide bond, causing the enzyme to covalently connect with the substrate to form a short enzyme-substrate intermediate, and then the unstable peptide bond breaks. Therefore, chymotrypsin has the function of endopeptidase, and it specifically hydrolyzes carboxyl-terminal aromatic amino acids (tyrosine, tryptophan, leucine) or side-bond large-volume hydrophobic residues such as methionine by cutting off the carboxyl-terminal peptide chains of tyrosine, tryptophan, and phenylalanine in the protein peptide chain. In addition, chymotrypsin also has the function of lipase, which hydrolyzes certain lipids.
YTBIO offers highly active Alpha-Chymotrypsin 1000 USP IU/mg, with stable activity and reliable quality. Customized packaging and sample services are available. Please contact us for the latest pricing and product information.
| Item | Specification |
|---|---|
| Product Name | Alpha-Chymotrypsin |
| CAS Number | 9004-07-3 |
| Enzyme Activity | 1000 USP IU/mg |
| Appearance | White Powder |
| Solubility | Water Soluble |
| Test Standard | USP |
| Loss on Drying | ≤5.0% |
| Shelf Life | 24 Months |
| Packaging | 1kg/Bag, 25kg/Drum |
Product Features
Produced using advanced purification technology, ensuring stable quality and effectively catalyzing the hydrolysis of proteins and peptides. Suitable for various fields including scientific research, industry, and formulation development. YTBIO supports bulk purchasing and long-term cooperation.
What is it used for?
Enzyme Preparations: Used in compound enzyme products and protease products.
Biological Research: Widely used in protein analysis and laboratory research.
Peptide Production: Suitable for the preparation of various peptide products.
Bioengineering: Can be used for protein raw material pretreatment and enzymatic hydrolysis process optimization.
Scientific Research: Widely used in life science research.

Trypsin and Chymotrypsin: What's the Difference?
Trypsin and alpha-chymotrypsin are both proteolytic enzymes secreted by the pancreas. Both belong to the serine protease family and share some structural and functional similarities, but their mechanisms of action differ.
Similarities
Both trypsin and chymotrypsin catalyze protein hydrolysis, breaking down large protein molecules into smaller peptides or amino acids.
Activation Mechanism
Trypsin originates from trypsinogen and is primarily activated by enterokinase and already activated trypsin.
Chymotrypsin originates from chymotrypsinogen, and its activation primarily depends on the catalytic action of trypsin.
Method of Action
The biggest difference between the two lies in their selectivity for protein cleavage sites. Due to these different cleavage sites, both enzymes are often used in combination in proteolytic processes.
Trypsin primarily recognizes peptide bonds near basic amino acid residues such as lysine and arginine.
Alpha-Chymotrypsin primarily recognizes peptide bonds near aromatic amino acid residues such as phenylalanine (Phe), tyrosine (Tyr), and tryptophan (Trp).
Enzymatic Hydrolysis Capacity
Compared to trypsin, chymotrypsin exhibits stronger hydrolytic capacity for certain protein substrates.
contact us
YTBIO mainly supplies Chymotrypsin Powder etc. The company was established in 2014 and has many years of R&D and production experience. We are committed to the research and development, production and sales of raw materials for the 21st century health industry. The certificates obtained so far include ISO9001, ISO22000, HALAL, KOSHER, HACCP, FDA,etc. We always maintain the highest requirements for product quality.
Contact YTBIO now for samples, COA and a personalized quote.
Telephone/WhatsApp:+8617782577059
Email:sales@sxytbio.com
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