Cat#:RP-015A;Product Name:Recombinant Influenza A H1N1 Hemagglutinin / HA-specific B cell probe (His Tag);Synonym:Hemagglutinin;Description:A DNA sequence encoding the extracellular domain of Influenza A virus (A/New Caledonia/20/1999 (H1N1)) hemagglutinin (ACP41105.1) (Met1-Val519) with mutations (Y108F, and aa 339-342 SIQS鈫扱RET), was expressed with a polyhistidine tag at the C-terminus.;Source:Baculovirus-Insect Cells;Predicted N Terminal:Asp 18;Molecular Characterization:The recombinant hemagglutinin of Influenza A virus (A/New Caledonia/20/99 (H1N1)) consists of 513 amino acids and predicts a molecular mass of 58 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 20 mM Tris, 500 mM NaCl, 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℃).;