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重要文件

C1261

Sigma-Aldrich

Carboxypeptidase A−Agarose

ammonium sulfate suspension, ≥6 units/mL packed gel, 25 °C, enzyme from bovine pancreas

同義詞:

Carboxypolypeptidase, Peptidyl-L-amino-acid hydrolase

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About This Item

酶委員會編號:
MDL號碼:
分類程式碼代碼:
12352204
NACRES:
NA.54

生物源

enzyme from bovine pancreas

品質等級

形狀

ammonium sulfate suspension

比活性

≥6 units/mL packed gel, 25 °C

分子量

~35,250

基質

beaded agarose

儲存溫度

2-8°C

相關類別

一般說明

Carboxypeptidase A-agarose product is prepared by the immobilization of carboxypeptidase A, originally isolated from the bovine pancreas, to activated 4% crosslinked beaded agarose.

生化/生理作用

Carboxypeptidase as isolated from bovine pancreas glands is a metalloenzyme that contains 1 g atom of zinc per mole of protein. It catalyzes the hydrolysis of the carboxyl-terminal peptide bond in peptides and proteins. It is primarily specific to aromatic and hydrophobic side chains such as phenylalanine, tryptophan or leucine. The enzyme also exhibits esterase activity. It is inhibited by β-phenylpropionate and indole acetate.
Carboxypeptidase A is attached covalently to agarose or aldehyde and is effective for immobilization studies.

單位定義

One unit will hydrolyze 1.0 μmole of hippuryl-L-phenylalanine per min at pH 7.5 at 25 °C.

外觀

Suspension in 2.0 M (NH4)2SO4, pH 7

象形圖

Health hazardExclamation mark

訊號詞

Danger

危險分類

Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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Enzymatic Assay of Carboxypeptidase

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