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Positive Control: Strep-Tag II protein transfected 293F cells lysate, Non-transfected 293F cells lysate.
The Strep-tag II is an eight-residue minimal peptide sequence (Trp-Ser-His-Pro-Gln-Phe-Glu-Lys) that exhibits intrinsic affinity toward streptavidin and can be fused to recombinant proteins in various fashions. The original Strep-tag was a nine amino acid peptide with high specificity and affinity towards streptavidin which allows the simple purification of protein by use of affinity columns, but required addition to only the C-terminus of recombinant proteins. To also allow a Strep-tag to be placed at the N-terminus of recombinant proteins, it was re-engineered and re-named Strep-tag II.
仅用于科研。不用于诊断过程。未经明确授权不得转售。
蛋白别名: Streptavidin; Streptomyces