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Merck
CN

208748

Sigma-Aldrich

Calpain-1 Substrate, Fluorogenic

An internally quenched fluorogenic substrate peptide derived from the calpain-1 cleavage site of α-spectrin.

别名:

Calpain-1 Substrate, Fluorogenic, μ-Calpain Substrate, Fluorogenic, H-K(FAM)-EVY~GMMK(DABCYL)-OH

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关于此项目

经验公式(希尔记法):
C79H95N13O19S2
分子量:
1594.81
UNSPSC代码:
12352200
NACRES:
NA.77
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质量水平

方案

≥95% (HPLC)

表单

lyophilized solid

制造商/商品名称

Calbiochem®

储存条件

OK to freeze
desiccated (hygroscopic)
protect from light

颜色

red

溶解性

DMSO: 1 mg/mL

荧光

λex ~490 nm
λem ~518 nm

运输

wet ice

储存温度

−20°C

一般描述

An internally quenched fluorogenic substrate peptide derived from the calpain-1 cleavage site of α-spectrin. It is not recognized by trypsin or α-chymotrypsin and serves as a sensitive and specific substrate for calpain-1 (Km = 4.6 µM; kcat = 11 s-1). Cleavage occurs at the Tyr-Gly bond and results in enhanced fluorescence. Excitation max: ~490 nm; emission max: ~518 nm.

生化/生理作用

Cell permeable: no
Primary Target
A sensitive and specific substrate for calpain-1
Product does not compete with ATP.
Reversible: no

包装

Packaged under inert gas

外形

Supplied as a trifluoroacetate salt.

制备说明

Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C.

其他说明

H-Lys(FAM)-Glu-Val-Tyr~Gly-Met-Met-Lys(DABCYL)-OH
Mittoo, S., et al. 2003. Anal. Biochem.319, 234.

法律信息

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

免责声明

Toxicity: Standard Handling (A)

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


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David S Dang et al.
Meat science, 162, 108039-108039 (2020-01-15)
The purpose of this study was to examine the role of mitochondria in postmortem calcium homeostasis and its effect on proteolysis and tenderness. We hypothesized that mitochondria buffer cytosolic calcium levels and delay the activation of calpain-1 and subsequently the

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