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Merck

N5521

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

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

Synonym(s):

Acyl-Neuraminyl Hydrolase, Sialidase

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About This Item

UNSPSC Code:
12352204
NACRES:
NA.32
EC Number:
MDL number:
Specific activity:
≥250 units/mg protein
Recombinant:
expressed in E. coli
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Quality Level

recombinant

expressed in E. coli

form

buffered aqueous solution

specific activity

≥250 units/mg protein

mol wt

~41 kDa

foreign activity

proteases, none detected

shipped in

wet ice

storage temp.

2-8°C

Biochem/physiol Actions

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

Packaging

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

Physical form

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

Preparation Note

Expressed in glycosidase-free hosts.

Other Notes

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


pictograms

Health hazard

signalword

Danger

hcodes

Hazard Classifications

Resp. Sens. 1

Storage Class

12 - Non Combustible Liquids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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