α(2-3,6) Sialidase Cp cleaves all non-reducing terminal non-branched α(2-3) and α(2-6) sialic acid residues from complex carbohydrates and glycoproteins. There is no detectable activity on α(2-8) or α(2-9) linkages or on branched α(2-3) or α(2-6) linkages. The relative cleavage rates for different linkages are: α(2-3) > α(2-6).
α(2-3,6) Sialidase Cp will not cleave branched sialic acids (linked to an internal residue). Use α(2-3,6,8,9) Sialidase Au (E-S001) for α(2-8) or branched sialic acids. To cleave only non-reducing terminal α(2-3) unbranched sialic acid residues, use α(2-3) Sialidase Sp (E-S007).
α(2-3,6) Sialidase Cp is isolated from a clone of Clostridium perfringens. The enzyme has been extensively characterized using oligosaccharide standards.