Retinoblastoma Protein (aa 773-928)

50 mM Tris-HCl, pH 7.5, 150 mM NaCl, and 500 mM imidazole

Stable for 1 year at -20°C from date of shipment. Aliquot to avoid repeated freezing and thawing.

Routinely evaluated as a sustrate for many Serine/Threonine kinases.

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