Klenow Enzyme This product has been discontinued. The large fragment of DNA polymerase I. The Klenow fragment exhibits 5′ to 3′ DNA polymerase and 3′ to 5′ exonuclease activity, but lacks the 5′ to 3′ exonuclease activity of intact DNA polymerase I. 产品信息 Form Liquid Formulation In 50 mM potassium phosphate buffer, 0.25 mM dithiothreitol, 50% glycerol, pH 7.0. Preservative None Avoid freeze/thaw 是的 Unit definition One unit is the amount of enzyme required to incorporate 10 nmol of total nucleotide into acid-insoluble form in 30 min at 37°C. 商店和运输信息 Storage -20°C Ship Dry Ice Only Standard Handling