Cat#:RP-5234H;Product Name:Recombinant Protein A, 434 a.a;Synonym:Immunoglobulin G-binding protein A, IgG-binding protein A, Staphylococcal protein A, SPA.;Description:Recombinant Staphylococcal Protein A produced in E.coli is a non-glycosylated, Polypeptide chain containing 434 amino acids (37-469 a.a.) and having a molecular mass of 48.1 kDa. Recombinant Staphylococcal Protein A is purified by proprietary chromatographic techniques.;Source:E.coli;AA Sequence:MAQHDEAQQN AFYQVLNMPN LNADQRNGFI QSLKDDPSQS ANVLGEAQKL NDSQAPKADA QQNNFNKDQQ SAFYEILNMP NLNEAQRNGFIQSLKDDPSQ STNVLGEAKK LNESQAPKAD NNFNKEQQNA FYEILNMPNL NEEQRNGFIQ SLKDDPSQSA NLLSEAKKLN ESQAPKADNK FNKEQQNAFY EILHLPNLNE EQRNGFIQSL KDDPSQSANL LAEAKKLNDA QAP;Purity:Greater than 90.0% as determined by SDS-PAGE.;Formulation:The Protein-A protein solution contains 20mM Tris-HCl, pH-8 and 10% glycerol.;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;Storage:Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid repeated freeze-thaw cycles.;