As of 6/30/2021, Strep-Tactin® XT Superflow® products have been discontinued and replaced with the new and improved Strep-Tactin®XT 4Flow® products.
Advantages of Strep-Tactin®XT 4Flow® vs. Strep-Tactin®XT Superflow®:
Strep-Tactin®XT Superflow® is used for purification of recombinant Strep-tag® II and Twin-Strep-tag fusion proteins under gravity flow and low pressure or FPLC. Bulk resin is recommended for packing of our columns and cartridges.
Binding capacity: 1 ml sedimented resin (corresponding to 2 ml of a 50 % suspension) is useful for the one-step purification of 150 nmol recombinant Strep-tag® protein (up to 6 mg in case of a 30 KDa protein).
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