Streptavidin / ˌstrɛpˈtævɪdɪn / is a 52 kDa protein (tetramer) purified from the bacterium Streptomyces avidinii. Streptavidin homo-tetramers have an extraordinarily high affinity for …

Oct 10, 2022 · Streptavidin is a biotin-binding protein. Learn more about its structural features, biotin interaction, and applications in lab workflows in this article.

Jul 20, 2025 · Learn about streptavidin, a protein whose remarkably specific interaction with biotin is harnessed by scientists as a core tool for molecular detection.

Streptavidin is a biotin-binding protein found in the culture broth of the bacterium Streptomyces avidinii. Like its namesake, avidin, streptavidin binds 4 moles of biotin per mole of protein with …

Streptavidin is defined as a highly stable homotetrameric protein that exhibits almost irreversible affinity for biotin, making it valuable for immobilization and sensitive detection in molecular …

Streptavidin is a naturally occurring protein that plays a crucial role in the field of biochemistry and molecular biology. It is originally isolated from the bacterium Streptomyces avidinii, a …

May 13, 2025 · Streptavidin is a tetrameric biotin-binding protein originally isolated from the bacterium Streptomyces avidinii. It is widely used in molecular biology and biotechnology due …