BioString Proteinase K is a powerful serine protease enzyme known for its broad substrate specificity and exceptional protein digestion efficiency. It is widely used in molecular biology, DNA extraction, and RNA purification workflows to remove contaminating proteins and nucleases that interfere with downstream applications. This high-purity enzyme efficiently digests even tough or denatured proteins that resist other proteases.

BioString Proteinase K delivers consistent performance across a wide range of temperatures and pH levels, ensuring versatility in various lysis and purification buffers. It remains active in the presence of SDS, urea, and detergents, making it ideal for complex sample preparation. Available in both liquid and lyophilized forms, NexGen Proteinase K offers flexibility and stability for different laboratory and research needs.