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 or industrial raw materials, not for personal medical use!

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