C5233

Carboxypeptidase B from human pancreas

50-55 units/mg protein carboxypeptidase B

Manufacturer: Sigma Aldrich

CAS Number: 9025-24-5

Synonym(S): Peptidyl-L-Lysine[L-arginine] hydrolase

Select a Size

Pack Size SKU Availability Price
100 μG C5233-100-μG In Stock ₹ 1,73,548.50

C5233 - 100 μG

₹ 1,73,548.50

In Stock

Quantity

1

Base Price: ₹ 1,73,548.50

GST (18%): ₹ 31,238.73

Total Price: ₹ 2,04,787.23

biological source

human pancreas

Quality Level

200

form

solution

specific activity

50-55 units/mg protein carboxypeptidase B

impurities

≤0.2% chymotrypsin≤0.2% trypsin≤1 unit/mg protein carboxypeptidase A

UniProt accession no.

P15086

shipped in

dry ice

storage temp.

−20°C

InChI

1S/C31H38N4O7S/c1-20(32-26(36)15-16-27(37)38)28(39)33-21(2)30(41)35-17-9-14-25(35)29(40)34-24(18-22-10-5-3-6-11-22)31(42)43-19-23-12-7-4-8-13-23/h3-8,10-13,20-21,24-25H,9,14-19H2,1-2H3,(H,32,36)(H,33,39)(H,34,40)(H,37,38)

InChI key

TWURVFFNODFJBJ-UHFFFAOYSA-N

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Description

  • General description: Carboxypeptidase B is mapped to human chromosome 3q24.[1] Carboxypeptidase B belongs to A/B subfamily of carboxypeptidases.[2]
  • Application: Carboxypeptidase B from Sigma has been used as a reference for assaying carboxypeptidase activity in lysed pituitary granules derived from the anterior and intermediate lobes of rat.[3] The enzyme has also been used to digest plasma samples by removing C-terminal basic amino acids, to get a distinct band for each allotype during C4 electrophoresis.[4]
  • Biochem/physiol Actions: Carboxypeptidase B (or peptidyl-L-lysine (-L-arginine) hydrolase) catalyzes the hydrolysis of the basic amino acids, lysine, arginine, and ornithine from the C-terminal position of polypeptides. It has been shown to be a single polypeptide of 34,000 Da. Trypsin is capable of converting native enzyme to the active enzyme, carboxypeptidase B II in vitro.[5] The optimum pH is found to be 9.0. The enzyme may be used for sequence analysis by successive cleavage of C-terminal basic amino acids. It can also be used as a serum marker for the diagnosis of acute pancreatitis.
  • Unit Definition: One unit will hydrolyze 1 μmole of hippuryl-L-arginine per minute at pH 7.7 at 25 °C
  • Physical form: Solution in 0.05 M NaOAc pH 5.0 + 1.0 M NaCl + 0.01% NaN3

SAFETY INFORMATION

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable