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Merck
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주요 문서

C8946

Sigma-Aldrich

α-Chymotrypsin from human pancreas

lyophilized powder

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크기 선택

1 VIAL
₩1,226,019

₩1,226,019


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1 VIAL
₩1,226,019

About This Item

CAS Number:
효소 위원회 번호:
EC Number:
MDL number:
UNSPSC 코드:
12352204
NACRES:
NA.54

₩1,226,019


구입 가능 여부는 고객센터에 문의하십시오.

생물학적 소스

human pancreas

Quality Level

양식

lyophilized powder

분자량

25 kDa

포장

vial of ≥10 BTEE units

UniProt 수납 번호

저장 온도

−20°C

유전자 정보

human ... CTRB1(1504)

관련 카테고리

일반 설명

α-Chymotrypsin belongs to the trypsin family of serine proteases. It is secreted as an inactive precursor chymotrypsinogen to the intestine. The cleavage of peptide bond at amino acid 148 forms α-chymotrypsin.[1] Chymotrypsinogen is encoded by the gene CTRB1 and is mapped to 16q23.1 in the human chromosome.[2]

애플리케이션

α-Chymotrypsin from human pancreas has been used to test inhibition by N-alkyl isatins against mammalian serine proteases.[3]
Human α-chymotrypsin has been used in a study to assess the quantitative structure-activity relationships for organophosphates binding to trypsin and chymotrypsin. Human α-chymotrypsin has also been used in a study to investigate the direct detection of native proteins in biological matrices using extractive electrospray ionization mass spectrometry.

생화학적/생리학적 작용

A serine protease that hydrolyzes peptide bonds with aromatic or large hydrophobic side chains (Tyr, Trp, Phe, Met) on the carboxyl end of the bond.

단위 정의

One unit will hydrolyze 1.0 μmole of BTEE per min at pH 7.8 at 25°C.

분석 메모

Protein determined by A1%/280

픽토그램

Health hazardExclamation markEnvironment

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

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

표적 기관

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

개인 보호 장비

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


가장 최신 버전 중 하나를 선택하세요:

시험 성적서(COA)

Lot/Batch Number

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이 제품을 이미 가지고 계십니까?

문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Crystal structure of delta-chymotrypsin bound to a peptidyl chloromethyl ketone inhibitor
Mac Sweeney A, et al.
Acta Crystallographica Section D, Biological Crystallography, 56(3), 280-286 (2000)
Parallel synthesis of isatin-based serine protease inhibitors
Shuttleworth SJ, et al.
Bioorganic & Medicinal Chemistry Letters, 10(22), 2501-2504 (2000)
Genome-wide association study identifies inversion in the CTRB1-CTRB2 locus to modify risk for alcoholic and non-alcoholic chronic pancreatitis
Rosendahl J, et al.
Gut, 67(10), 1855-1863 (2018)
Sergey Y Vakhrushev et al.
Molecular & cellular proteomics : MCP, 12(4), 932-944 (2013-02-13)
Characterizing protein GalNAc-type O-glycosylation has long been a major challenge, and as a result, our understanding of this glycoproteome is particularly poor. Recently, we presented a novel strategy for high throughput identification of O-GalNAc glycosites using zinc finger nuclease gene-engineered
Jack C Slootweg et al.
Journal of peptide science : an official publication of the European Peptide Society, 19(11), 692-699 (2013-09-12)
Herein, we describe a scalable purification of the lantibiotic nisin via an extraction/precipitation approach using a biphasic system, which can be carried out up to 40-80 gram scale. This approach results in an at least tenfold enrichment of commercially available

프로토콜

Follow our procedure for the determination of a chymotrypsin activity. This enzymatic assay of alpha chymotrypsin guides you through the entire process and necessary calculations.

질문

  1. Does product number C8946, which is α-Chymotrypsin from the human pancreas, contain one or both of the three types of chymotrypsin produced by the human pancreas, namely chymotrypsin B form, chymotrypsin C, and the rarer form called "CTRL"?

    1 답변
    1. The purification procedure of this product is based on literature references for chymotrypsin A. Therefore, it is believed to be Chymotrypsin A (or Alpha-Chymotrypsin). However, the product is not specifically tested for chymotrypsin B, C, or CTRL, so the presence of B, C, or CTRL cannot be ruled out.

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