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Merck

79286

Sigma-Aldrich

Phalloidin–Atto 700

suitable for fluorescence, ≥90% (HPLC)

別名:

Atto 700–Phalloidin

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About This Item

UNSPSCコード:
12352200
NACRES:
NA.32

品質水準

アッセイ

≥90% (HPLC)

形状

powder

メーカー/製品名

ATTO-TEC GmbH

透過率

254 nm
700 nm

蛍光検出

λex 700 nm; λem 719 nm in 0.1 M phosphate pH 7.0

λ

in methanol

適合性

suitable for fluorescence

保管温度

−20°C

詳細

Atto 700 belongs to a new generation of fluorescent labels. The dye is designed for application in the area of life science, e.g. labeling of DNA, RNA or proteins. Characteristic features of the label are strong absorption, high fluorescence quantum yield, excellent thermal and photo-stability, very good water solubility and very little triplet formation. Atto 700 is a zwitterionic dye with a net electrical charge of zero. The fluorescence is efficiently quenched by electron donors like guanine, tryptophan, etc
Phalloidin is a fungal toxin isolated from the poisonous mushroom Amanita phalloides. Its toxicity is attributed to the ability to bind F actin in liver and muscle cells. As a result of binding phalloidin, actin filaments become strongly stabilized. Phalloidin has been found to bind only to polymeric and oligomeric forms of actin, and not to monomeric actin. The dissociation constant of the actin-phalloidin complex has been determined to be on the order of 3 x 10-8. Phalloidin differs from amanitin in rapidity of action; at high dose levels, death of mice or rats occurs within 1 or 2 hours. Fluorescent conjugates of phalloidin are used to label actin filaments for histological applications. Some structural features of phalloidin are required for the binding to actin. However, the side chain of amino acid 7 (g-d-dihydroxyleucine) is accessible for chemical modifications without appreciable loss of affinity for actin.

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包装

底の開いたガラス瓶内容物は内部に挿入され接着された円錐部に入っています。

法的情報

本製品は研究専用です。商業目的で使用する場合は、ライセンス取得について知的所有権(IP)保持者(ATTO-TEC GmbH、ドイツ)にお問い合わせください。

保管分類コード

11 - Combustible Solids

WGK

WGK 3


試験成績書(COA)

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David Ochoa et al.
Molecular systems biology, 12(12), 888-888 (2016-12-03)
The coordinated regulation of protein kinases is a rapid mechanism that integrates diverse cues and swiftly determines appropriate cellular responses. However, our understanding of cellular decision-making has been limited by the small number of simultaneously monitored phospho-regulatory events. Here, we

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