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This protein carries a human IgG1 Fc tag at the C-terminus.
The protein has a calculated MW of 67.4 kDa. The protein migrates as 70-85 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
>95% as determined by SDS-PAGE.
Lyophilized from 0.22 μm filtered solution in 20 mM MES, 100 mM NaCl, pH6.5 with trehalose as protectant.
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 Carbonic Anhydrase IX (38-414), Fc Tag on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 95%.
The purity of Human Carbonic Anhydrase IX (38-414), Fc Tag (Cat. No. CA9-H5253) is more than 85% and the molecular weight of this protein is around 125-140 kDa verified by SEC-MALS.
Immobilized Human Carbonic Anhydrase IX / CA9 (38-414), Fc Tag (Cat. No. CA9-H5253) at 1 μg/mL (100 μL/well) can bind Anti-Carbonic Anhydrase IX Antibody, Human IgG1 with a linear range of 0.2-2 ng/mL (QC tested).
Anti-Carbonic Anhydrase IX Antibody immobilized on CM5 Chip can bind Human Carbonic Anhydrase IX (38-414), Fc Tag (Cat. No. CA9-H5253) with an affinity constant of 0.646 nM as determined in a SPR assay (Biacore 8K) (Routinely tested).
The specific activity is >15 pmol/min/μg, as measured with 4-Nitrophenyl acetate (Routinely tested). One unit is defined as the amount of enzyme that hydrolyze 1.0 p mole of 4-Nitrophenyl acetate to 4-Nitrophenol per minute at pH7.5 at Room temperature.
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