sulfo-Cyanine3 streptavidin

Product Introduction

Streptavidin is a tetrameric biotin-binding protein derived from the bacterium Streptomyces avidinii. Fluorescent conjugates of streptavidin are commonly used as a second-step reagent for specific detection of a variety of biotin-labeled biomolecules, such as proteins (antibodies, etc.), nucleic acids, lipids, and other molecules.