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重要文件

N5521

Sigma-Aldrich

α(2→3,6) Neuraminidase from Clostridium perfringens (C. welchii)

recombinant, expressed in E. coli, buffered aqueous solution, ≥250 units/mg protein

同義詞:

唾液酸酶

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About This Item

酶委員會編號:
MDL號碼:
分類程式碼代碼:
12352204
NACRES:
NA.32

重組細胞

expressed in E. coli

品質等級

形狀

buffered aqueous solution

比活性

≥250 units/mg protein

分子量

~41 kDa

異物活動

proteases, none detected

運輸包裝

wet ice

儲存溫度

2-8°C

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相關類別

生化/生理作用

Releases α(2→3)- and α(2→6)-linked N-acetylneuraminic acid from complex oligosaccharides.

包裝

Provided with 5× reaction buffer (250 mM sodium phosphate, pH 6.0).

單位定義

One unit will hydrolyze 1 μmole of 4-methylumbelliferyl α-D-N-acetylneuraminide per min at pH 5.0 at 37 °C

外觀

Solution in 20 mM Tris-HCl, pH 7.5, and 25 mM NaCl.

準備報告

Expressed in glycosidase-free hosts.

象形圖

Health hazard

訊號詞

Danger

危險聲明

防範說明

危險分類

Resp. Sens. 1

儲存類別代碼

12 - Non Combustible Liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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分析證明 (COA)

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E V Kostina et al.
Bioorganicheskaia khimiia, 38(6), 676-682 (2013-04-04)
The microchip for influenza A subtyping was developed, functioning on a principle "one spot--one subtype". Each spot contains the set of oligonucleotide probes, specific for a particular subtype of hemagglutinin, neuraminidase or matrix gene. Reliability of the proposed chip version
Ramaiah Arunachalam et al.
Interdisciplinary sciences, computational life sciences, 4(4), 282-290 (2013-01-29)
The aim of the present investigation was to discover the genetic relationships of 2009 pandemic novel influenza A/H1N1 virus (NIV) external antigens Hemagglutinin (HA) and Neuraminidase (NA) with other influenza viruses by performing phylogenetic, comparative and statistical analyses. Phylogenetic trees
Quanjiao Chen et al.
PloS one, 8(1), e54334-e54334 (2013-01-26)
Two surface glycoproteins of influenza virus, haemagglutinin (HA) and neuraminidase (NA), play opposite roles in terms of their interaction with host sialic acid receptors. HA attaches to sialic acid on host cell surface receptors to initiate virus infection while NA
Kao-Tan Chen et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 37(20), 3068-3073 (2013-01-15)
To isolate and identify active neuraminidase constituents of Polygonum cuspidatum against influenza A (H1N1) influenza virus. On the basis of the bioassay-guided fractionation,such chromatographic methods as silica gel, sephadex LH-20 and HPLC were adopted to isolate active constituents of extracts
Andrew T Pavia
Infectious disease clinics of North America, 27(1), 157-175 (2013-02-13)
Respiratory viruses have long been appreciated as a cause of community acquired pneumonia (CAP), particularly among children, people with serious medical comorbidities, and military recruits. They are increasingly recognized as a cause of CAP among adults. Polymerase chain reaction-based testing

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