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Merck
모든 사진(2)

문서

C9584

Sigma-Aldrich

Carboxypeptidase B from porcine pancreas

lyophilized powder

동의어(들):

Peptidyl-L-lysine(L-arginine) hydrolase, Protaminase

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About This Item

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

생물학적 소스

Porcine pancreas

Grade

Proteomics Grade

형태

lyophilized powder

특이 활성도

≥125 units/mg protein

분자량

34,000 Da± 600

정제법

affinity chromatography

구성

Protein, 40-70%

외래 활성

carboxypeptidase A ≤1%
chymotrypsin ≤0.1%
trypsin ≤5%

저장 온도

−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

유사한 제품을 찾으십니까? 방문 제품 비교 안내

애플리케이션

Carboxypeptidase B has been used in a study to develop a non-invasive pregnancy assay for use in both captive and wild polar bears. Carboxypeptidase B has been used in a study that identified new potential biomarkers of acute pancreatitis.
The enzyme from Sigma has been used to develop homogeneous time-resolved fluorescence (HTRF) assay for measuring carboxypeptidase B activity in a miniaturized high-throughput screening format. It has been used to evaluate the impact of the C-terminal lysine(s) in human plasminogen binding to Bifidobacterium. The effect of treatment with carboxypeptidase B, which is a C-terminal lysine-specific endopeptidase, is measured using flow cytometry analysis.

생화학적/생리학적 작용

Carboxypeptidase B is a proteolytic enzyme capable of rapidly hydrolyzing peptide bonds to release certain carboxyl-terminal basic amino acids from peptides and proteins. Its molecular mass is 34,300±600 Da. It contains one non-dialyzable gram atom of zinc per mole. The enzyme activity is inhibited by metal chelating agents 1, 10-phenanthroline, 8-hydroxyquinoline-5-sulfonic acid, and 2,2′-dipyridyl.

포장

Package size based on protein content

단위 정의

One unit will hydrolyze 1.0 μmole of hippuryl-L-arginine per min at pH 7.65 at 25 °C.

물리적 형태

Contains HEPES buffer salts, zinc chloride and carbohydrate

제조 메모

Treated with protease inhibitor, AEBSF, to eliminate serine protease activity.

분석 메모

Protein determined by biuret.

픽토그램

Health hazardExclamation mark

신호어

Danger

유해 및 위험 성명서

예방조치 성명서

Hazard Classifications

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

표적 기관

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Gloves


시험 성적서(COA)

제품의 로트/배치 번호를 입력하여 시험 성적서(COA)을 검색하십시오. 로트 및 배치 번호는 제품 라벨에 있는 ‘로트’ 또는 ‘배치’라는 용어 뒤에서 찾을 수 있습니다.

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문서 라이브러리 방문

Marc Ferrer et al.
Analytical biochemistry, 317(1), 94-98 (2003-05-06)
An epitope-unmasking, homogeneous time-resolved fluorescence (HTRF) assay has been developed for measuring carboxypeptidase B (CPB) activity in a miniaturized high-throughput screening format. The enzyme substrate (biotin-RYRGLMVGGVVR-OH) is cleaved by CPB at the C terminus, causing release of the C-terminal Arg
E Curry et al.
Theriogenology, 78(2), 308-314 (2012-04-28)
Currently, there is no method of accurately and non-invasively diagnosing pregnancy in polar bears. Specific proteins may exhibit altered profiles in the feces of pregnant bears, but predicting appropriate candidate proteins to investigate is speculative at best. The objective of
Andrew Lee et al.
Langmuir : the ACS journal of surfaces and colloids, 27(18), 11560-11574 (2011-08-13)
This article describes the use of capillary electrophoresis (CE) to examine the influence of different cations (C(+); C(+) = Na(+) and tetra-n-alkylammonium, NR(4)(+), where R = Me, Et, Pr, and Bu) on the rates of denaturation of bovine carbonic anhydrase
Lawrence L K Leung et al.
Advances in experimental medicine and biology, 632, 61-69 (2008-11-26)
Thrombin-activatable procarboxypeptidase B (proCPB or thrombin-activatable fibrinolysis inhibitor or TAFI) is a plasma procarboxypeptidase that is activated by the thrombin-thrombomodulin complex on the vascular endothelial surface. The activated CPB removes the newly exposed carboxyl terminal lysines in the partially digested
Saurabh Chatterjee et al.
Free radical biology & medicine, 46(4), 454-461 (2008-12-04)
Post-translational modification of proteins due to exposure to radicals and other reactive species are markers of metabolic and inflammatory oxidative stress such as sepsis. This study uses the nitrone spin-trap DMPO and a combination of immuno-spin trapping and mass spectrometry

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