Anti-DYKDDDDK tag, AlpHcAbs Mouse IgG2a antibody is designed for detecting DYKDDDDK tag fusion protein specifically. Anti-DYKDDDDK tag, AlpHcAbs Mouse IgG2a antibody is recombinant fab of alpaca IgG1 fused to mouse IgG2a Fc. Based on western blot and ELISA, Anti-DYKDDDDK tag, AlpHcAbs Mouse IgG2a antibody reacts with the DYKDDDDK tag selectively, no reactivity with other proteins.