Recombinant Protein G, His Tag is fused with the polyhistidine tag at N-terminus and a single cysteine at C-terminus. The reducing (R) protein migrates as a 29 kDa polypeptide. Protein G Protein can bind to human IgG1 Fc.
>98% as determined by SDS-PAGE.
Lyophilized from 0.22 μm filtered solution in 100 mM NaH2PO4, pH8.5. Normally trehalose is added as protectant before lyophilization.
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Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please avoid repeated freeze-thaw cycles.
No activity loss was observed after storage at:
Recombinant Protein G, His Tag on SDS-PAGE under reducing (R) condition. The gel was stained overnight with Coomassie Blue. The purity of the protein is greater than 98%.
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