Cat#:RP-5272H;Product Name:Recombinant Human PSMB4 Protein;Synonym:Proteasome (prosome, macropain) subunit beta type 4, PROS26, HN3, Macropain beta chain, Multicatalytic endopeptidase complex beta chain, Proteasome chain 3, 26 kDa prosomal protein, HsN3, PROS-26, hsBPROS26, EC 3.4.25.1.;Description:PSMB4 Protein produced in E.coli is a single, non-glycosylated polypeptide chain containing 240 amino acids (46-264 a.a.) and having a molecular mass of 26.6kDa. PSMB4 is fused to a 21 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.;Source:E.coli;AA Sequence:MGSSHHHHHH SSGLVPRGSH MTQNPMVTGT SVLGVKFEGG VVIAADMLGS YGSLARFRNI SRIMRVNNST MLGASGDYAD FQYLKQVLGQ MVIDEELLGD GHSYSPRAIH SWLTRAMYSR RSKMNPLWNT MVIGGYADGE SFLGYVDMLG VAYEAPSLAT GYGAYLAQPL LREVLEKQPV LSQTEARDLV ERCMRVLYYR DARSYNRFQI ATVTEKGVEI EGPLSTETNW DI;Purity:Greater than 90.0% as determined by SDS-PAGE.;Formulation:PSMB4 protein solution (0.5mg/ml) containing 20mM Tris-HCl buffer (pH8.0), 100mM NaCl, 1mM DTT and 30% 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.;