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Streptavidin lyophil., salt-free

Mr ca. 60000 • CAS [9013-20-1]

Avidin from Streptomyces avidinii, isolated from fermentation filtrates by ion exchange chromatography. Activity (Biotin binding): min. 14.6 U/mg protein
Crystalline protein which binds four molecules of biotin. Because of its unique properties, streptavidin has found various applications in biological studies, including immunotherapy, immunoassays, hybridization assays, lymphocyte activation, antigen localization and affinity chromatography.

Unit definition: one unit of streptavidin will bind 1 µg of biotin.

Free binding sites (per tetramer)
Isoelectric point:
min. 3
6.5 - 7.5



HS: 35040090
Storage Temperature: -15 °C to -25 °C

Cat.No.
Size
EUR
35490.02
5 mg
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