Lyophilized from 0.22um filtered solution in PBS, 5mM DTT (pH=7.4). Normally 5 % trehalose is added as protectant before Lyophilization.
Source:
Recombinant SARS-COV-2 Spike S1 NTD Protein, C-His (HEK293) protein is expressed in HEK293 with C-His-Flag. It contains the amino acid sequence of 13-304/1273.
Expression System:
HEK293
Purity:
> 95% as determined by Tris-Bis PAGE, > 95% as determined by SEC-HPLC
* VAT and and shipping costs not included. Errors and price changes excepted