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Product Name Streptavidin
Description Streptavidin is a protein produced by Streptomyces avidinii and isolated by purification from fermentation broth. The pure, homogeneous protein shows predominantly one single band in SDS PAGE. Streptavidin consists of 4 identical subunits, each bearing an active binding site for biotin. Streptavidin has a molecular weight of 55kDa.
Uniprot Accesion Number P22629

Amino Acid Sequence

Source Bacterium Streptomyces avidinii.
Physical Appearance and Stability Streptavidin although stable at 4°C for 3 weeks, should be stored desiccated below -18°C. For longer storage in dissolved form add 1mM EDTA and/or 0.02 % NaN3 or pass the solution through a sterile filter.Please prevent freeze-thaw cycles.
Formulation and Purity Lyophilized (1mg/ml) in 50mM NaCl, pH 9.0.
Solubility Gives a clear solution at 5mg/ml in 0.1M NaCl.
Biological Activity
Shipping Format and Condition Lyophilized powder at room temperature.
Usage Statement Our products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.