Cat#:RP-5866H;Product Name:Recombinant Human SRP19 Protein;Synonym:Signal recognition particle 19kDa protein, SRP19.;Description:SRP19 Protein fused with a 23 amino acid His tag at N-terminus produced in E.coli is a single, non-glycosylated, polypeptide chain containing 167 amino acids (1-144 a.a.) and having a molecular mass of 18.5kDa. The SRP19 is purified by proprietary chromatographic techniques.;Source:E.coli;AA Sequence:MGSSHHHHHH SSGLVPRGSH MGSMACAAAR SPADQDRFIC IYPAYLNNKK TIAEGRRIPI SKAVENPTAT EIQDVCSAVG LNVFLEKNKM YSREWNRDVQ YRGRVRVQLK QEDGSLCLVQ FPSRKSVMLY AAEMIPKLKT RTQKTGGADQ SLQQGEGSKK GKGKKKK.;Purity:Greater than 90.0% as determined by SDS-PAGE.;Formulation:The SRP19 solution (0.25mg/ml) contains 20mM Tris-HCl buffer (pH8.0), 0.2M NaCl, 50% glycerol and 2mM DTT.;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.;