In molecular biology Proteinase K (also known as protease K or endopeptidase K) is actually a broad-spectrum serine protease. The enzyme was discovered in 1974 in extracts with the fungus 

Removing of endogenous nucleases through the planning of DNA and RNA; preparing of tissue sections for in situ hybridization.

When saved under the encouraged conditions and taken care of effectively, entire activity of the reagents is retained until the expiry day indicated within the outer box label. Shipping conditions On Dry Ice or Blue Ice.

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Proteinase K is offered in many different formulations – the two in solution and lyophilized – to deliver versatility for any wide choice of applications: where one particular protocol might require a solution inside of a centrifuge tube, One more could possibly want powder-coated beads.

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This products is offered in the Promega Helix onsite stocking plan. We offer a lot of handy solutions to satisfy your lab's requirements.

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. The enzyme reveals wide cleavage specificity on indigenous and denatured proteins and is also commonly Utilized in the purification of native RNA and DNA from tissues or cell lines.

The K in Proteinase K refers proteinase k inhibitor to its ability to digest Keratin protein found in hairs, nails and hooves. Proteinase K is An important reagent in molecular biology labs as it is helpful in isolating DNA and RNA molecules by degrading and inactivating proteins. Fungus Tritirachium album Limber Normally generates proteinase K.

Proteinase K can be utilized for RNA and mRNA Isolation, the addition of proteinase K degrades and inactivates even traces of ribonuclease. Again, the extra phenol-chloroform and isopropanol precipitation brings down the protein contamination and causes it to be easier to dissolve the ultimate pellet.