GMP Recombinant Human CD28 protein(NP_001230006)(366 aa), fused with Fc Tag at the C-terminal, was expressed in HEK293 cell in an animal component free process under cGMP guidelines.
Expression System
HEK293
Species
Human
Tag
C-hFc Tag
Form
Freeze-dried powder contains Sterile PBS (pH 7.4) with 6% mannitol.
Molecular Mass
Recombinant Human CD28 protein contains 366 aa. It has a predicted MW of 42.1 kDa.
Protein length
DNA sequence encoding Human CD28(GenBank: AAH93698.1) was expressed with Fc tag at the C-terminal.
Endotoxin
<0.1EU/ug
Purity
>=95% by SDS-PAGE and HPLC
Storage
The lyophilized preparation can be stored at 4°C for 24 months, and the dissolved liquid can be stored at -20°C for 6-12 months to avoid repeated freezing and thawing
Reconstitution
It is recommended that sterile water be added to the vial to prepare a stock solution of 0.2 ug/ul. Centrifuge the vial at 4°C before opening to recover the entire contents.
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.
