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Streptavidin
| CAS Number |
9013-20-1
|
| Molecular Weight: |
~53 kDa
|
Streptavidin is a 53 kDa tetrameric protein that exhibits high binding affinity for biotin purified from Streptomyces avidinii. Able to bind one molecule of biotin with each subunit, streptavidin is useful in affinity chromatography, ELISA, immunohistochemistry and Western Blotting.
Streptavidin is a high purity with a specific activity >14.0 U/mg of protein and is predominantly a single band by SDS-PAGE. Streptavidin is lyophilized and may be reconstituted with water.
Product is supplied in 5mg aliquots.
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