
Recombinant Coronavirus 2019 Envelope (1-75 a.a.) by ProSpec Bio is a recombinant antigen expressed in E. coli (aa 1–75, N-terminal GST tag, 36.8 kDa, >90% pure), supplied as a lyophilized powder. Sizes: 2 µg (sars-037), 10 µg (sars-037-1), 100 µg (sars-037-2). Available from MBP, a registered vendor at leading US research institutions.


