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Limited Edition Golden Llama is here! Check out how you can get one. 
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This protein carries a polyhistidine tag at the C-terminus.
The protein has a calculated MW of 23.4 kDa. The protein migrates as 28 kDa under reducing (R) condition (SDS-PAGE).
>95% as determined by SDS-PAGE.
Lyophilized from 0.22 μm filtered solution in PBS, 0.3 M NaCl, 0.3 M Arginine, pH7.4. Normally trehalose is added as protectant before lyophilization.
Contact us for customized product form or formulation.
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.
This product is stable after storage at:
Human FGF19, His Tag on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 95%.
Loaded Human FGF R4, Fc Tag (Cat. No. FG4-H5253) on Protein A Biosensor, can bind Human FGF19, His Tag (Cat. No. FG9-H51H3) with an affinity constant of 63.5 nM as determined in BLI assay (ForteBio Octet Red96e) (QC tested).
Loaded Human FGF19, His Tag (Cat. No. FG9-H51H3) on HIS1K Biosensor, can bind Human FGF R4, Fc Tag (Cat. No. FG4-H5253) with an affinity constant of 16.6 nM as determined in BLI assay (ForteBio Octet Red96e) (Routinely tested).
Please contact us via TechSupport@acrobiosystems.com if you have any question on this product.
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