Cat#:RP-236A;Product Name:Recombinant Influenza A H9N2 Hemagglutinin / HA1 Protein (His Tag);Synonym:Hemagglutinin, HA1;Description:A DNA sequence encoding the Influenza A virus (A/Hong Kong/35820/2009(H9N2)) hemagglutinin (Met1-Arg338), termed as HA1, was expressed with a polyhistidine tag at the C-terminus.;Source:Human Cells;Predicted N Terminal:Asp 19;Molecular Characterization:The recombinant HA1 subunit of the Influenza A virus hemagglutinin (A/Hong Kong/35820/2009(H9N2)) consists 331 amino acids and predicts a molecular mass of 37.3 kDa.;Purity:Greater than 95 % as determined by SDS-PAGE.;Endotoxin:< 1.0 EU per ug protein as determined by the LAL method.;Bioactivity:Please contact us for detailed information;Formulation:Lyophilized from sterile PBS, pH 7.4.;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;Reconstitution:Please see related COA for specific instructions.;Storage:Avoid repeated freeze-thaw cycles. In lyophilized state for 1 year (4-8℃); Upon reconstitution under sterile conditions for 2 weeks (4-8℃) or 3 months (-20℃ to -70℃).;