Cat#:RP-6027H;Product Name:Recombinant Human TCEA1 Protein;Synonym:Transcription elongation factor A (SII) 1, Transcription elongation factor TFIIS.o, TCEA, GTF2S, SII, TF2S.;Description:TCEA1 Protein produced in E. coli is a single polypeptide chain containing 325 amino acids (1-301) and having a molecular mass of 36.5kDa. TCEA1 is fused to a 24 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.;Source:E.coli.;AA Sequence:MGSSHHHHHH SSGLVPRGSH MGSHMEDEVV RFAKKMDKMV QKKNAAGALD LLKELKNIPM TLELLQSTRI GMSVNAIRKQ STDEEVTSLA KSLIKSWKKL LDGPSTEKDL DEKKKEPAIT SQNSPEAREE STSSGNVSNR KDETNARDTY VSSFPRAPST SDSVRLKCRE MLAAALRTGD DYIAIGADEE ELGSQIEEAI YQEIRNTDMK YKNRVRSRIS NLKDAKNPNL RK;Purity:Greater than 90% as determined by SDS-PAGE.;Formulation:The TCEA1 solution (1mg/1ml) contains 20mM Tris-HCl buffer (pH 7.5), 1mM DTT, 50mM NaCl and 20% 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.;