訂購貨號	產(chǎn)品名稱及規(guī)格	價(jià)格（￥）
11080	Cyanine3 maleimide, 1 mg	1430.00
21080	Cyanine3 maleimide, 5 mg	2730.00
41080	Cyanine3 maleimide, 25 mg	5330.00
51080	Cyanine3 maleimide, 50 mg	9035.00
61080	Cyanine3 maleimide, 100 mg	15470.00

 

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硫醇單一活化Cyanine3 dye。該染料用于向包含半胱氨酸殘基的蛋白、多肽以及硫醇化的分子（比如含硫醇的寡核苷酸）標(biāo)記Cyanine3熒光團(tuán)（Cy3®的類似物）。
胱氨酸應(yīng)該在標(biāo)記前先使用TCEP（tris-carboxyethylphosphine）或其他還原劑進(jìn)行還原反應(yīng)。
使用Cyanine3 maleimide進(jìn)行的標(biāo)記反應(yīng)是有選擇性的，有效的。
我們推薦使用水溶的Sulfo-Cyanine3 maleimide標(biāo)記抗體和其他敏感蛋白。

 

推薦手冊：

蛋白與其他硫醇分子的馬來酰亞胺標(biāo)記

 

Cy® is a trademark of GE Healthcare.

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General properties

 

Appearance:	red powder
Molecular weight:	615.20
Molecular formula:	C36H43ClN4O3
Solubility:	soluble in organic solvents (DMF, DMSO, dichloromethane), insoluble in water
Quality control:	NMR 1H (95%) and 13C, TLC, functional testing
Storage conditions:	Storage: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
MSDS:	Download

Spectral properties

 

Excitation maximum, nm:	555
Extinction coefficient at excitation maximum, Lmol-1cm-1:	150000
Emission maximum, nm:	570
Fluorescence quantum yield:	0.31