SARS-CoV-2 Spike S1 receptor binding domain (RBD), also known as SARS-CoV-2 Spike 1 RBD, novel coronavirus Spike 1 RBD and nCoV Spike 1 RBD, GenBank Accession No. QHD43416.1, a.a. 319-541 with a V367F mutation and a with C-terminal Avi-His-tag, expressed in a HEK293 cell expression system and enzymatically biotinylated using Avi-tag technology. Biotinylation is confirmed to be>=90%. MW=28 kDa. This protein runs at a higher M.W. by SDS-PAGE due to glycosylation.
Immunogen Region
319-541
Tag
C-terminal Av-His-tag
Formulation
8 mM Phosphate, pH 7.4, 110 mM NaCl, 2.2 mM KCl, and 20% glycerol.
Species
SARS-CoV-2
Notes
HiP indicates a high purity protein with>=90% purity as measured by gel filtration. Avoid freeze/thaw cycles.