SiR-PEG4-Biotin Size:1mg S)-AHPC-acetamido-O-PEG2-C1-acid Synonyms CAS Number 2172820-10-7
SiR-PEG4-Biotin Size:1mg S)-AHPC-acetamido-O-PEG2-C1-acid Synonyms CAS Number 2172820-10-7SiR PEG4 Biotin is a fluorescent tracer used in biological research that combines the far red fluorophore with biotin. Biotin is a high affinity ligand for streptavidin and avidin proteins. PEG4 linker enhances water solubility and provides spatial separation to minimize steric hindrance during binding interactions. SiR (SiR 6 COOH, 652Ex 674Em) is a far red fluorescent dye that is bright, photostable, and cell permeable, and it is fully compatible
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