
Recombinant HIV-1 gp41 Long, Biotin Labeled by ProSpec Bio is a recombinant antigen expressed in E. coli (aa 444–833, 114 kDa, >95% pure), supplied as a solution. Sizes: 100 µg (hiv-119), 0.5 mg (hiv-119-1), 1 mg (hiv-119-2). Available from MBP, a registered vendor at leading US research institutions.


