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XFD750-Wheat Germ Agglutinin (WGA) Conjugate
XFD750, manufactured by AAT Bioquest, has a similar chemical structure to Alexa Fluor® 750, a trademark of Thermo Fisher. Wheat germ agglutinin (WGA) is a well-researched lectin known for its valuable biological applications. Due to its ability to bind to glycoconjugates, WGA derivatives, and conjugates are widely used to label yeast bud scars, fibrotic scar tissue, and the cell membrane of gram bacteria and mammalian cells. WGA specifically targets sequences of β-1,4-GlcNAc-linked residues known as chitodextrins. Each monomer possesses two identical, non-interacting binding sites that complement 3 or 4 β-1,4-GlcNAc units. Among the tested monosaccharides, only GlcNAc exhibits binding to WGA, while ManNAc does not bind, and GalNAc demonstrates weak binding. XFD750 WGA conjugate, like its counterpart Alexa Fluor® 750 WGA conjugate, emits NIR fluorescence and is useful in a variety of applications, including immunofluorescence (IF), immunohistochemistry (IHC), and flow cytometry (FC).
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CatalogSize
Price
Quantity
255151 mg
Price
 
Physical properties

SolventWater
Spectral properties

Correction factor (260 nm)0.00
Correction factor (280 nm)0.04
Extinction coefficient (cm -1 M -1)
240000
Excitation (nm)752
Emission (nm)776
Quantum yield
0.12
1
Storage, safety and handling

H-phraseH303, H313, H333
Hazard symbolXN
Intended useResearch Use Only (RUO)
R-phraseR20, R21, R22
StorageFreeze (< -15 °C); Minimize light exposure
UNSPSC12171501
Instrument settings

Fluorescence microscope
ExcitationCy7 filter set
EmissionCy7 filter set
Recommended plateBlack wall/clear bottom
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Page updated on May 4, 2026