Cat#:RP-3814H;Product Name:Recombinant Human HIV-2 Envelope;Synonym:HIV;Description:HIV-2 Envelope recombinant- composes all of the reported immunogenic determinants found in gp39. The gene encoding this fusion protein was synthesized using codons optimized for E.coli expression and doesn’t represent a linear HIV-2 envelope sequence. HIV-2 is a non-glycosylated, 135 amino acids polypeptide chain, having a molecular mass of 16,127 Dalton, P.I=5.17.;Source:E.coli;Purity:Greater than 95.0% as determined by HPLC analysis and SDS-PAGE.;Formulation:50mM Tris-HCl & 6M urea, pH 7.2.;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;Storage:HIV-2 Envelope although stable at 4°C for 1 week, should be stored below -18°C. Please prevent freeze thaw cycles.;