Proteinase K

Jen Robertson jrobertson6 at
Thu Oct 5 11:12:52 EST 2000

I just make it up 10mg/ml in distilled water. Haven't had a problem with it
at all. Stored at -20 and +4.

Heike Will <will at> wrote in message
news:39DC5450.65A7693A at
> I have problems to store Proteinase K. After a short time, this enzyme
> is inactive. i have stored it at +4°C, at -20°C and at -80°C.
> In different Tris/HCL-buffers with and without NaCl.

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