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Novus Biologicals™ Streptavidin - Fluorescein Protein

Streptavidin is purified from bacterium Streptomyces avidinii, is tetrameric protein that is composed of identical subunits, with tetramer having molecular weight of approximately 53kda

$179.90 - $331.00

Specifications

Product Type Source: E. coli
Storage Requirements Store at -20° C.
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Products 2
Catalog Number Mfr. No. Quantity Price Quantity & Availability  
Catalog Number Mfr. No. Quantity Price Quantity & Availability  
20-141-000 View Documents Novus Biologicals™
20141000
1mg Each for $331.00
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20-140-100 View Documents Novus Biologicals™
20140100
0.1mg Each for $179.90
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Description

Description

Streptavidin is purified from the bacterium Streptomyces avidinii. It is a tetrameric protein that is composed of identical subunits, with the tetramer having a molecular weight of approximately 53kDa. Each subunit binds one biotin molecule with a very high degree of specificity and affinity. The Kd for this interaction is in the region of 10-15M. Fluorescein is a synthetic organic fluorophore, with an excitation wavelength of 494nm and a maximal emission of 520nm.
Specifications

Specifications

Source: E. coli
Store at -20° C.

For research use only.

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