Cat#:RP-014A;Product Name:Recombinant Influenza A H7N9 Hemagglutinin / HA Protein (HA1+HA2, cleavage) (His Tag);Synonym:HA;Description:A DNA sequence encoding the Influenza A virus (A/Anhui/1/2013(H7N9)) hemagglutinin (EPI439507) (Met1-Val524) (cleavage between Arg339 and Gly440, HA1+HA2) was expressed with a C-terminal polyhistidine tag.;Source:Human Cells;Predicted N Terminal:Asp 19;Molecular Characterization:The recombinant hemagglutinin of Influenza A virus (A/Anhui/1/2013(H7N9)) comprises 517 amino acids and has a predicted molecular mass of 57.6 kDa. The apparent molecular mass of the protein is approximately 43 and 27 kDa in SDS-PAGE under reducing condit;Purity:(53.8+44.7) % as determined by SDS-PAGE;Endotoxin:< 1.0 EU per ug of the 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℃).;