Cat#:RP-4182H;Product Name:Recombinant Human KARS Protein;Synonym:Lysine--tRNA ligase, Lysyl-tRNA synthetase, LysRS, KARS, KIAA0070, KRS, KARS2, CMTRIB.;Description:KARS Protein produced in E.coli is a single, non-glycosylated polypeptide chain containing 558 amino acids (63-597 a.a.) and having a molecular mass of 63.7kDa. KARS is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.;Source:E.coli;AA Sequence:MGSSHHHHHH SSGLVPRGSH MGSGVGPEEE SVDPNQYYKI RSQAIHQLKV NGEDPYPHKF HVDISLTDFI QKYSHLQPGD HLTDITLKVA GRIHAKRASG GKLIFYDLRG EGVKLQVMAN SRNYKSEEEF IHINNKLRRG DIIGVQGNPG KTKKGELSII PYEITLLSPC LHMLPHLHFG LKDKETRYRQ RYLDLILNDF VRQKFIIRSK IITYIRSFLD ELGFLEIETP MM;Purity:Greater than 95.0% as determined by SDS-PAGE.;Formulation:KARS protein solution (1mg/ml) containing 20mM Tris-HCl buffer (pH8.0), 20% glycerol, 0.1M NaCl and 1mM 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.;