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Merck
CN
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主要文件

03-34-0051

Sigma-Aldrich

Calpeptin

A cell-permeable calpain inhibitor (ID₅₀ = 52 nM for calpain-1; ID₅₀ = 34 nM for calpain-2; ID₅₀ = 138 nM for papain).

别名:

Calpeptin, Benzyloxycarbonylleucyl-norleucinal

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About This Item

经验公式(希尔记法):
C20H30N2O4
分子量:
362.46
MDL编号:
UNSPSC代码:
12352202
NACRES:
NA.77

质量水平

方案

≥94% (HPLC)

表单

solid

制造商/商品名称

Calbiochem®

储存条件

OK to freeze

颜色

white to off-white

溶解性

DMF: 5 mg/mL
DMSO: 5 mg/mL

运输

ambient

储存温度

−20°C

SMILES字符串

N([C@@H](CC(C)C)C(=O)N[C@@H](CCCC)C=O)C(=O)OCc1ccccc1

InChI

1S/C20H30N2O4/c1-4-5-11-17(13-23)21-19(24)18(12-15(2)3)22-20(25)26-14-16-9-7-6-8-10-16/h6-10,13,15,17-18H,4-5,11-12,14H2,1-3H3,(H,21,24)(H,22,25)/t17-,18-/m0/s1

InChI key

PGGUOGKHUUUWAF-ROUUACIJSA-N

一般描述

Calpeptin inhibits the Ca2+-stimulatedcleavage of p35 to p25 by calpain. It regulates the processing of β-amyloidprecursor protein to β-amyloid (Aβ). Calpeptin alleviates neurite elongation indifferentiating PC12 cells. In platelets, it prevents Ca2+-ionophore-induceddegradation of actin binding protein and P235. It blocks the myosinlight chain phosphorylation in platelets stimulated by collagen, ionomycin, orthrombin. Calpeptin inhibits the growth of estrogen receptor positive breast cancer cells. Calpeptin is a cell permeable calpain blocker. It also blocks theactivation of T-cells in the immune system. It has been observed that calpeptininduces secondary inflammatory responses and apoptosis in muscle cells.

生化/生理作用

Cell permeable: yes
ID50 = 52 nM for calpain-1; 34 nM for calpain-2; 138 nM for papain
Product does not compete with ATP.
Reversible: no

包装

Packaged under inert gas

警告

Toxicity: Standard Handling (A)

序列

Z-Leu-Nle-CHO

制备说明

Dissolve in a minimal amount of DMF or DMSO then add H₂O, buffer or medium just prior to use.

其他说明

Lee, M.S., et al. 2000. Nature405, 360.
Yamazaki, T., et al. 1997. Biochemistry27, 8377.
Klafki, H., et al. 1996. J. Biol. Chem.271, 28655.
Shiba, E., et al. 1996. Anticancer Res. 16, 773.
Pinter, M., et al. 1994. Neurosci. Lett. 170, 91.
Saito, K., and Nixon, R.A. 1993. Neurochem. Res. 18, 231.
Tsujinaka, T., et al. 1988. Biochem. Biophys. Res. Commun.153, 1201.

法律信息

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable


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Jingjing Zuo et al.
Pathology, research and practice, 214(8), 1199-1209 (2018-08-07)
Exposure to cigarette smoke including secondhand smoking is the most important risk factor in the development of chronic obstructive pulmonary disease where incidence has substantially increased in recent decades. The mechanisms responsible for cigarette smoke-induced pulmonary inflammation remain unclear, and
Marta Surbek et al.
Scientific reports, 13(1), 21550-21550 (2023-12-07)
Transglutaminase 1 (TGM1) plays an essential role in skin barrier formation by cross-linking proteins in differentiated keratinocytes. Here, we established a protocol for the antibody-dependent detection of TGM1 protein and the parallel detection of TGM activity. TGM1 immunoreactivity initially increased
L Rodríguez-Fernández et al.
Scientific reports, 11(1), 16339-16339 (2021-08-13)
Calpain-2 (CAPN2) is a processing enzyme ubiquitously expressed in mammalian tissues whose pleiotropic functions depend on the role played by its cleaved-products. Nuclear interaction networks, crucial for a number of molecular processes, could be modified by CAPN2 activity. However, CAPN2
Archna Sharma et al.
Molecular neurobiology, 60(6), 3311-3328 (2023-03-01)
Abnormal calcium homeostasis, activation of protease calpain, generation of p25 and hyperactivation of cyclin-dependent kinase 5 (Cdk5) have all been implicated in the pathogenesis of neurogenerative diseases including Alzheimer's disease. We have recently shown that extracellular cold-inducible RNA-binding protein (eCIRP)
Jin-Eun Kim et al.
Oncology reports, 49(3) (2023-02-18)
Colon cancer is one of the most frequent malignant neoplasms worldwide. Epidemiological studies suggested that the development of colon cancer can be prevented by plant‑derived ingredients. In the present study, the chemopreventive activity of buddlejasaponin IV (BS‑IV), isolated from the

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