C7762

α-Chymotrypsin from bovine pancreas

Type I-S, essentially salt-free, lyophilized powder

Manufacturer: Sigma Aldrich

CAS Number: 9004-07-3

Synonym(S): α-chymotrypsin A and B, alpha-chymotrypsin

Select a Size

Pack Size SKU Availability Price
5 MG C7762-5-MG In Stock ₹ 4,129.20
25 MG C7762-25-MG In Stock ₹ 8,935.50
100 MG C7762-100-MG In Stock ₹ 28,360.50

C7762 - 5 MG

₹ 4,129.20

In Stock

Quantity

1

Base Price: ₹ 4,129.20

GST (18%): ₹ 743.256

Total Price: ₹ 4,872.456

type

Type I-S

Quality Level

200

form

essentially salt-free, lyophilized powder

specific activity

≥40 units/mg protein

mol wt

25 kDa

purified by

3× crystallization

solubility

1 mM HCl: soluble 2.0 mg/mL, clear

UniProt accession no.

P00767

storage temp.

−20°C

Gene Information

cow ... CTRB1(618826)

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Description

  • Application: α-Chymotrypsin from bovine pancreas has been used in a study to investigate protein extraction by Winsor-III microemulsion systems. α-Chymotrypsin from bovine pancreas has also been used in a study to investigate a new specific fullerene-based fluorescent probe for trypsin.
  • Biochem/physiol Actions: α-Chymotrypsin is a serine peptidase and has 241 amino acid residues contained in three polypeptide chains (A chain-13 residues, B chain-131 residues, and C chain-97 residues) linked by disulfide bridges. Molecular weight of this enzyme is found to be 25 kDa. The pI is 8.75. It selectively hydrolyzes peptide bonds on the C-terminal side of tyrosine, phenylalanine, tryptophan, and leucine. Ca2+ activates and stabilizes the enzyme. The enzyme is inhibited by diisopropyl fluorophosphate (DFP), phenylmethanesulfonyl fluoride (PMSF), N-p-tosyl-L-phenylalanine chloromethyl ketone (TPCK), chymostatin, aprotinin, α1-antitrypsin, and α2-macroglobulin, as well as 10 mM of Cu2+ and Hg2+.
  • Unit Definition: One unit will hydrolyze 1.0 μmole of BTEE per min at pH 7.8 at 25 °C.
  • Preparation Note: Prepared free of autolysis products and low molecular weight contaminants.
  • Analysis Note: Minimum 85% protein
  • Other Notes: View more information on chymotrypsin at www.sigma-aldrich.com/enzymeexplorer

SAFETY INFORMATION

Pictograms

GHS08,GHS07,GHS09

Signal Word

Danger

Hazard Statements

H302,H315,H319,H334,H335,H400

Precautionary Statements

P261 - P264 - P273 - P301 + P312 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

WGK

WGK 1

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves