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Concanavalin A, XFD488 Labeled
XFD488 is manufactured by AAT Bioquest, and it has a chemical structure similar to that of Alexa Fluor® 488 (Alexa Fluor® is the trademark of Thermo Fisher). Concanavalin A (ConA) is a lectin that binds specifically to certain structures found in various sugars, glycoproteins and glycolipids. ConA is widely used in biology and biochemistry to characterize glycoproteins and other sugar-containing entities on the surface of various cells. It is also used to purify glycosylated macromolecules in lectin affinity chromatography, as well as to study immune regulation by various immune cells. ConA binds specifically α-D-mannosyl and α-D-glucosyl residues (two hexoses differing only in the alcohol on carbon 2) in terminal position of ramified structures from B-Glycans. It has 4 binding sites, corresponding to the 4 subunits. Concanavalin A (Con A) is one of the most widely used lectins in cell biology. XFD488-labeled Concanavalin A (equivalent to Alexa Fluor® 488 conjugate of Con A, Alexa Fluor® is the trademark of Thermo Fisher) exhibits the bright, green fluorescence (Ex/Em maxima ~495/519 nm). XFD488 labeled Con A selectively binds to a-mannopyranosyl and a-glucopyranosyl residues.
Live HeLa cells were stained with the fluorescent lectin Concanavalin A, XFD488 Labeled *XFD488 Same Structure to Alexa Fluor® 488* (Cat No. 25570) for 30 minutes at 37°C in HH buffer. The image was acquired using the FITC filter set.
Live HeLa cells were stained with the fluorescent lectin Concanavalin A, XFD488 Labeled *XFD488 Same Structure to Alexa Fluor® 488* (Cat No. 25570) for 30 minutes at 37°C in HH buffer. The image was acquired using the FITC filter set.
CatalogSize
Price
Quantity
255701 mg
Price
 
Physical properties

Molecular weightN/A
SolventWater
Spectral properties

Correction factor (260 nm)0.3
Correction factor (280 nm)0.11
Extinction coefficient (cm -1 M -1)
73000
Excitation (nm)499
Emission (nm)520
Quantum yield
0.92
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
ExcitationFITC filter set
EmissionFITC filter set
Recommended plateBlack wall/clear bottom
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Page updated on April 24, 2026