Recombinant Human CD19 protein, C-hFc tag

Product Description

Cat

IMP-1029

Official Symbol

CD19

Product Overview

Recombinant Human CD19(P15391)(Pro20-Lys291) protein, fused with a Fc tag at the C-terminus, was expressed from CHO Stable Cells.

Expression System

CHO Stable Cells

Species

Human

Tag

C-hFc tag

Form

Lyophilized from sterile 20mM PB, 150mM NaCl, pH 7.4.

Molecular Mass

The protein has a calculated MW of 57.3kDa, and migrates as 78kDa under reducing conditions.

Protein length

Pro20-Lys291

Endotoxin

Less than 1.0 EU per ug as determined by the LAL method.

Purity

>95% as determined by reducing SDS-PAGE and SEC-HPLC.

Storage

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: -20°C to -70°C for 12 months in lyophilized state; -70°C for 3 months under sterile conditions after reconstitution.

Reconstitution

It is recommended that sterile water be added to the vial to prepare a stock solution of 0.2 mg/ml. Centrifuge the vial at 4ºC before opening to recover the entire contents.

SDS-PAGE

HPLC

Bioactivity-ELISA 1

Immobilized Human FMC63 at 2μg/ml (100 μl/well) can bind Human CD19-Fc.The ED50 of Recombinant Human CD19-Fc is 55.28 ng/ml.

Data Sheet MSDS

Datasheet MSDS

For Research Use Only. Not intended for any clinical use. No products from Creative BioMart may be resold, modified for resale or used to manufacture commercial products without prior written approval from Creative BioMart.

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