按主题分类的文章 "Enzyme-labeled affinity reagent"

1. Biotin-Streptavidin System: The Golden Tool for Protein Research
   发布于 2025年7月30日

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   Biotin, also known as vitamin H or B7, is a water-soluble vitamin with a molecular weight of 244 Da. Its core feature lies in its strong non-covalent interaction with streptavidin-like proteins—its dissociation constant with streptavidin is 10⁻¹⁴ M, providing an affinity that is 10³-10⁶ times ...