Cy5.5-PEG-Biotin (MW 5000)

Cy5.5-PEG-Biotin (MW 5000) is a polyethylene glycol derivative that incorporates Cy5.5 fluorescent dye, polyethylene glycol (PEG), and biotin. The Cy5.5 fluorophore is commonly utilized in applications such as immunolabeling and nucleic acid labeling. Biotin exhibits a high affinity for binding with streptavidin or avidin. In the specific capture and detection of biomolecules, Cy5.5-PEG-Biotin (MW 5000) plays a crucial role.