Product Properties Alternative Names HIST3H2A,H2AW,H2AC25 Species Human Expression Sequence Ser2-Lys130 Accession Q7L7L0 Tag No Tag Expression System E.coli Molecular Weight The protein has a predicted MW of 13.99 kDa. The protein migrates to 15-20 kDa based on SDS-PAGE result. Purity > 95% as determined by SDS-PAGE. Endotoxin < 1.0 EU per μg by the LAL method. Formulation Lyophilized from 0.22 μm filtered solution in PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization. Appearance Lyophilized Powder Reconstitution Method 1. Centrifuge before opening2. Reconstitute with distilled water (>100 μg/mL)3. Aliquot to avoid freeze-thaw cycles Features High purity, high activity, low endotoxin, high batch-to-batch consistency Storage Lyophilized powder: Store at -25 to -15°C; stable for 1 year upon receipt.