E. coli strain expressing a recombinant CKI clone derived from a rat testis cDNA library.
20mM Tris-HCl (pH 7.0 at 25°C), 1mM EDTA, 2mM DTT, 250mM NaCl, 1mM EGTA, 0.1% Triton® X-100 and 50% glycerol.
Store at –20°C.
One unit is the amount of enzyme required to transfer 1pmol of phosphate per minute at 37°C to the casein substrate.
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