Streptavidin is a biotin-binding protein purified from Streptomyces avidinii with a near neutral isoelectric point.Streptavidin is composed of 4 identical polypeptide chain subunits, which binds 4 moles of biotin per mole of protein with a high affinity (Kd ~10-15).ProteoChem"s high purity streptavidin has 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.Biotinylate your protein or antibody of interest using ProteoChem"s Biotinylation Reagents for use in conjunction with streptavidin.Molecular Weight: ~52,000 daltonsCAS Number: 9013-20-1
ProteoChem是一家生物技术和化学试剂制造公司，专门从事蛋白质生物化学和有机合成。ProteoChem生产用于NMR，质谱，蛋白质交联剂和用于蛋白质检测和蛋白质修饰的新型蛋白质组学试剂的分析标准品，这些试剂用于质谱，药物开发，诊断和蛋白质生物学中。
ProteoChem是一家响应迅速的公司，雇用具有数十年科学经验的科学家。我们的灵活性，多功能性和知识使我们能够进行可能需要大量研究和开发的工作。我们为生物技术，诊断和制药行业的客户提供定制的合成和批量生产服务。
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